Home / 895,644.22-1,237,562.86-715,839.98

Finding the Fourth Proportional to 895,644.22, 1,237,562.86 and 715,839.98

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Solution

The fourth proportional to 895,644.22, 1,237,562.86 and 715,839.98 is: 989,117.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,644.22 : 1,237,562.86 = 715,839.98 : x
  2. Step 2: Convert to fraction form
    895,644.22/1,237,562.86 = 715,839.98/x
  3. Step 3: Cross multiply
    895,644.22x = 1,237,562.86 × 715,839.98
  4. Step 4: Simplify right side
    895,644.22x = 885,896,972,951.14
  5. Step 5: Solve for x
    x = 885,896,972,951.14/895,644.22
  6. Step 6: Final answer
    x = 989,117.05

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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.