Home / 1,142,193.98-1,576,229.40-625,865.82

Finding the Fourth Proportional to 1,142,193.98, 1,576,229.40 and 625,865.82

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Solution

The fourth proportional to 1,142,193.98, 1,576,229.40 and 625,865.82 is: 863,695.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,193.98 : 1,576,229.40 = 625,865.82 : x
  2. Step 2: Convert to fraction form
    1,142,193.98/1,576,229.40 = 625,865.82/x
  3. Step 3: Cross multiply
    1,142,193.98x = 1,576,229.40 × 625,865.82
  4. Step 4: Simplify right side
    1,142,193.98x = 986,508,105,939.11
  5. Step 5: Solve for x
    x = 986,508,105,939.11/1,142,193.98
  6. Step 6: Final answer
    x = 863,695.77

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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.