Home / 1,472,807.83-2,209,189.54-662,620.09

Finding the Fourth Proportional to 1,472,807.83, 2,209,189.54 and 662,620.09

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Solution

The fourth proportional to 1,472,807.83, 2,209,189.54 and 662,620.09 is: 993,920.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,807.83 : 2,209,189.54 = 662,620.09 : x
  2. Step 2: Convert to fraction form
    1,472,807.83/2,209,189.54 = 662,620.09/x
  3. Step 3: Cross multiply
    1,472,807.83x = 2,209,189.54 × 662,620.09
  4. Step 4: Simplify right side
    1,472,807.83x = 1,463,853,371,821.86
  5. Step 5: Solve for x
    x = 1,463,853,371,821.86/1,472,807.83
  6. Step 6: Final answer
    x = 993,920.14

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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.