Home / 1,042,462.76-1,438,519.14-583,472.21

Finding the Fourth Proportional to 1,042,462.76, 1,438,519.14 and 583,472.21

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Solution

The fourth proportional to 1,042,462.76, 1,438,519.14 and 583,472.21 is: 805,147.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,462.76 : 1,438,519.14 = 583,472.21 : x
  2. Step 2: Convert to fraction form
    1,042,462.76/1,438,519.14 = 583,472.21/x
  3. Step 3: Cross multiply
    1,042,462.76x = 1,438,519.14 × 583,472.21
  4. Step 4: Simplify right side
    1,042,462.76x = 839,335,934,550.50
  5. Step 5: Solve for x
    x = 839,335,934,550.50/1,042,462.76
  6. Step 6: Final answer
    x = 805,147.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.