Home / 1,148,417.12-1,722,626.22-516,592.76

Finding the Fourth Proportional to 1,148,417.12, 1,722,626.22 and 516,592.76

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Solution

The fourth proportional to 1,148,417.12, 1,722,626.22 and 516,592.76 is: 774,889.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,417.12 : 1,722,626.22 = 516,592.76 : x
  2. Step 2: Convert to fraction form
    1,148,417.12/1,722,626.22 = 516,592.76/x
  3. Step 3: Cross multiply
    1,148,417.12x = 1,722,626.22 × 516,592.76
  4. Step 4: Simplify right side
    1,148,417.12x = 889,896,233,438.17
  5. Step 5: Solve for x
    x = 889,896,233,438.17/1,148,417.12
  6. Step 6: Final answer
    x = 774,889.38

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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.