Home / 3,509,899.83-5,265,171.05-985,538.07

Finding the Fourth Proportional to 3,509,899.83, 5,265,171.05 and 985,538.07

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Solution

The fourth proportional to 3,509,899.83, 5,265,171.05 and 985,538.07 is: 1,478,397.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,899.83 : 5,265,171.05 = 985,538.07 : x
  2. Step 2: Convert to fraction form
    3,509,899.83/5,265,171.05 = 985,538.07/x
  3. Step 3: Cross multiply
    3,509,899.83x = 5,265,171.05 × 985,538.07
  4. Step 4: Simplify right side
    3,509,899.83x = 5,189,026,509,909.18
  5. Step 5: Solve for x
    x = 5,189,026,509,909.18/3,509,899.83
  6. Step 6: Final answer
    x = 1,478,397.32

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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.