Home / 3,509,909.08-5,265,184.92-985,547.32

Finding the Fourth Proportional to 3,509,909.08, 5,265,184.92 and 985,547.32

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Solution

The fourth proportional to 3,509,909.08, 5,265,184.92 and 985,547.32 is: 1,478,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,909.08 : 5,265,184.92 = 985,547.32 : x
  2. Step 2: Convert to fraction form
    3,509,909.08/5,265,184.92 = 985,547.32/x
  3. Step 3: Cross multiply
    3,509,909.08x = 5,265,184.92 × 985,547.32
  4. Step 4: Simplify right side
    3,509,909.08x = 5,189,088,887,210.41
  5. Step 5: Solve for x
    x = 5,189,088,887,210.41/3,509,909.08
  6. Step 6: Final answer
    x = 1,478,411.20

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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.