Home / 746,007.80-1,119,011.70-627,909.80

Finding the Fourth Proportional to 746,007.80, 1,119,011.70 and 627,909.80

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Solution

The fourth proportional to 746,007.80, 1,119,011.70 and 627,909.80 is: 941,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,007.80 : 1,119,011.70 = 627,909.80 : x
  2. Step 2: Convert to fraction form
    746,007.80/1,119,011.70 = 627,909.80/x
  3. Step 3: Cross multiply
    746,007.80x = 1,119,011.70 × 627,909.80
  4. Step 4: Simplify right side
    746,007.80x = 702,638,412,744.66
  5. Step 5: Solve for x
    x = 702,638,412,744.66/746,007.80
  6. Step 6: Final answer
    x = 941,864.70

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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.