Home / 1,126,432.14-1,689,868.73-495,344.13

Finding the Fourth Proportional to 1,126,432.14, 1,689,868.73 and 495,344.13

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Solution

The fourth proportional to 1,126,432.14, 1,689,868.73 and 495,344.13 is: 743,113.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,432.14 : 1,689,868.73 = 495,344.13 : x
  2. Step 2: Convert to fraction form
    1,126,432.14/1,689,868.73 = 495,344.13/x
  3. Step 3: Cross multiply
    1,126,432.14x = 1,689,868.73 × 495,344.13
  4. Step 4: Simplify right side
    1,126,432.14x = 837,066,555,876.06
  5. Step 5: Solve for x
    x = 837,066,555,876.06/1,126,432.14
  6. Step 6: Final answer
    x = 743,113.17

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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.