Home / 1,471,123.80-2,206,685.70-524,152.80

Finding the Fourth Proportional to 1,471,123.80, 2,206,685.70 and 524,152.80

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Solution

The fourth proportional to 1,471,123.80, 2,206,685.70 and 524,152.80 is: 786,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,123.80 : 2,206,685.70 = 524,152.80 : x
  2. Step 2: Convert to fraction form
    1,471,123.80/2,206,685.70 = 524,152.80/x
  3. Step 3: Cross multiply
    1,471,123.80x = 2,206,685.70 × 524,152.80
  4. Step 4: Simplify right side
    1,471,123.80x = 1,156,640,488,374.96
  5. Step 5: Solve for x
    x = 1,156,640,488,374.96/1,471,123.80
  6. Step 6: Final answer
    x = 786,229.20

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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.