Home / 1,974,472.28-2,961,708.44-478,564.28

Finding the Fourth Proportional to 1,974,472.28, 2,961,708.44 and 478,564.28

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Solution

The fourth proportional to 1,974,472.28, 2,961,708.44 and 478,564.28 is: 717,846.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,472.28 : 2,961,708.44 = 478,564.28 : x
  2. Step 2: Convert to fraction form
    1,974,472.28/2,961,708.44 = 478,564.28/x
  3. Step 3: Cross multiply
    1,974,472.28x = 2,961,708.44 × 478,564.28
  4. Step 4: Simplify right side
    1,974,472.28x = 1,417,367,849,957.16
  5. Step 5: Solve for x
    x = 1,417,367,849,957.16/1,974,472.28
  6. Step 6: Final answer
    x = 717,846.42

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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.