Home / 1,152,624.84-1,730,154.68-647,617.40

Finding the Fourth Proportional to 1,152,624.84, 1,730,154.68 and 647,617.40

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Solution

The fourth proportional to 1,152,624.84, 1,730,154.68 and 647,617.40 is: 972,110.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,624.84 : 1,730,154.68 = 647,617.40 : x
  2. Step 2: Convert to fraction form
    1,152,624.84/1,730,154.68 = 647,617.40/x
  3. Step 3: Cross multiply
    1,152,624.84x = 1,730,154.68 × 647,617.40
  4. Step 4: Simplify right side
    1,152,624.84x = 1,120,478,275,459.43
  5. Step 5: Solve for x
    x = 1,120,478,275,459.43/1,152,624.84
  6. Step 6: Final answer
    x = 972,110.12

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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.