Home / 1,142,434.10-1,576,559.05-633,169.28

Finding the Fourth Proportional to 1,142,434.10, 1,576,559.05 and 633,169.28

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Solution

The fourth proportional to 1,142,434.10, 1,576,559.05 and 633,169.28 is: 873,773.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,434.10 : 1,576,559.05 = 633,169.28 : x
  2. Step 2: Convert to fraction form
    1,142,434.10/1,576,559.05 = 633,169.28/x
  3. Step 3: Cross multiply
    1,142,434.10x = 1,576,559.05 × 633,169.28
  4. Step 4: Simplify right side
    1,142,434.10x = 998,228,758,565.98
  5. Step 5: Solve for x
    x = 998,228,758,565.98/1,142,434.10
  6. Step 6: Final answer
    x = 873,773.60

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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.