Home / 6,886,820.40-10,330,230.60-1,769,240.40

Finding the Fourth Proportional to 6,886,820.40, 10,330,230.60 and 1,769,240.40

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Solution

The fourth proportional to 6,886,820.40, 10,330,230.60 and 1,769,240.40 is: 2,653,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886,820.40 : 10,330,230.60 = 1,769,240.40 : x
  2. Step 2: Convert to fraction form
    6,886,820.40/10,330,230.60 = 1,769,240.40/x
  3. Step 3: Cross multiply
    6,886,820.40x = 10,330,230.60 × 1,769,240.40
  4. Step 4: Simplify right side
    6,886,820.40x = 18,276,661,318,836.24
  5. Step 5: Solve for x
    x = 18,276,661,318,836.24/6,886,820.40
  6. Step 6: Final answer
    x = 2,653,860.60

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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.