Home / 1,478,952.76-2,218,429.16-481,680.76

Finding the Fourth Proportional to 1,478,952.76, 2,218,429.16 and 481,680.76

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Solution

The fourth proportional to 1,478,952.76, 2,218,429.16 and 481,680.76 is: 722,521.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,952.76 : 2,218,429.16 = 481,680.76 : x
  2. Step 2: Convert to fraction form
    1,478,952.76/2,218,429.16 = 481,680.76/x
  3. Step 3: Cross multiply
    1,478,952.76x = 2,218,429.16 × 481,680.76
  4. Step 4: Simplify right side
    1,478,952.76x = 1,068,574,643,794.96
  5. Step 5: Solve for x
    x = 1,068,574,643,794.96/1,478,952.76
  6. Step 6: Final answer
    x = 722,521.15

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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.