Home / 1,853,299.20-2,779,948.80-656,572.80

Finding the Fourth Proportional to 1,853,299.20, 2,779,948.80 and 656,572.80

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Solution

The fourth proportional to 1,853,299.20, 2,779,948.80 and 656,572.80 is: 984,859.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,299.20 : 2,779,948.80 = 656,572.80 : x
  2. Step 2: Convert to fraction form
    1,853,299.20/2,779,948.80 = 656,572.80/x
  3. Step 3: Cross multiply
    1,853,299.20x = 2,779,948.80 × 656,572.80
  4. Step 4: Simplify right side
    1,853,299.20x = 1,825,238,767,472.64
  5. Step 5: Solve for x
    x = 1,825,238,767,472.64/1,853,299.20
  6. Step 6: Final answer
    x = 984,859.20

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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.