Home / 1,142,262.98-1,576,304.01-626,012.90

Finding the Fourth Proportional to 1,142,262.98, 1,576,304.01 and 626,012.90

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Solution

The fourth proportional to 1,142,262.98, 1,576,304.01 and 626,012.90 is: 863,887.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,262.98 : 1,576,304.01 = 626,012.90 : x
  2. Step 2: Convert to fraction form
    1,142,262.98/1,576,304.01 = 626,012.90/x
  3. Step 3: Cross multiply
    1,142,262.98x = 1,576,304.01 × 626,012.90
  4. Step 4: Simplify right side
    1,142,262.98x = 986,786,644,581.73
  5. Step 5: Solve for x
    x = 986,786,644,581.73/1,142,262.98
  6. Step 6: Final answer
    x = 863,887.44

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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.