Home / 4,515,009.28-6,230,788.80-2,478,008.32

Finding the Fourth Proportional to 4,515,009.28, 6,230,788.80 and 2,478,008.32

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Solution

The fourth proportional to 4,515,009.28, 6,230,788.80 and 2,478,008.32 is: 3,419,693.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515,009.28 : 6,230,788.80 = 2,478,008.32 : x
  2. Step 2: Convert to fraction form
    4,515,009.28/6,230,788.80 = 2,478,008.32/x
  3. Step 3: Cross multiply
    4,515,009.28x = 6,230,788.80 × 2,478,008.32
  4. Step 4: Simplify right side
    4,515,009.28x = 15,439,946,486,562.81
  5. Step 5: Solve for x
    x = 15,439,946,486,562.81/4,515,009.28
  6. Step 6: Final answer
    x = 3,419,693.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.