Home / 4,493,824.16-6,740,785.45-1,298,978.02

Finding the Fourth Proportional to 4,493,824.16, 6,740,785.45 and 1,298,978.02

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Solution

The fourth proportional to 4,493,824.16, 6,740,785.45 and 1,298,978.02 is: 1,948,481.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,493,824.16 : 6,740,785.45 = 1,298,978.02 : x
  2. Step 2: Convert to fraction form
    4,493,824.16/6,740,785.45 = 1,298,978.02/x
  3. Step 3: Cross multiply
    4,493,824.16x = 6,740,785.45 × 1,298,978.02
  4. Step 4: Simplify right side
    4,493,824.16x = 8,756,132,105,565.35
  5. Step 5: Solve for x
    x = 8,756,132,105,565.35/4,493,824.16
  6. Step 6: Final answer
    x = 1,948,481.25

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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.