Home / 1,475,490.20-2,213,313.76-464,691.20

Finding the Fourth Proportional to 1,475,490.20, 2,213,313.76 and 464,691.20

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Solution

The fourth proportional to 1,475,490.20, 2,213,313.76 and 464,691.20 is: 697,061.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,490.20 : 2,213,313.76 = 464,691.20 : x
  2. Step 2: Convert to fraction form
    1,475,490.20/2,213,313.76 = 464,691.20/x
  3. Step 3: Cross multiply
    1,475,490.20x = 2,213,313.76 × 464,691.20
  4. Step 4: Simplify right side
    1,475,490.20x = 1,028,507,416,625.21
  5. Step 5: Solve for x
    x = 1,028,507,416,625.21/1,475,490.20
  6. Step 6: Final answer
    x = 697,061.51

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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.