Home / 6,410,220.40-9,615,330.60-1,922,496.40

Finding the Fourth Proportional to 6,410,220.40, 9,615,330.60 and 1,922,496.40

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Solution

The fourth proportional to 6,410,220.40, 9,615,330.60 and 1,922,496.40 is: 2,883,744.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,410,220.40 : 9,615,330.60 = 1,922,496.40 : x
  2. Step 2: Convert to fraction form
    6,410,220.40/9,615,330.60 = 1,922,496.40/x
  3. Step 3: Cross multiply
    6,410,220.40x = 9,615,330.60 × 1,922,496.40
  4. Step 4: Simplify right side
    6,410,220.40x = 18,485,438,463,309.84
  5. Step 5: Solve for x
    x = 18,485,438,463,309.84/6,410,220.40
  6. Step 6: Final answer
    x = 2,883,744.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.