Home / 1,142,262.38-1,576,317.84-632,964.36

Finding the Fourth Proportional to 1,142,262.38, 1,576,317.84 and 632,964.36

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Solution

The fourth proportional to 1,142,262.38, 1,576,317.84 and 632,964.36 is: 873,488.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,262.38 : 1,576,317.84 = 632,964.36 : x
  2. Step 2: Convert to fraction form
    1,142,262.38/1,576,317.84 = 632,964.36/x
  3. Step 3: Cross multiply
    1,142,262.38x = 1,576,317.84 × 632,964.36
  4. Step 4: Simplify right side
    1,142,262.38x = 997,753,012,752.18
  5. Step 5: Solve for x
    x = 997,753,012,752.18/1,142,262.38
  6. Step 6: Final answer
    x = 873,488.46

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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.