Home / 1,757,962.56-2,637,046.80-678,480.96

Finding the Fourth Proportional to 1,757,962.56, 2,637,046.80 and 678,480.96

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Solution

The fourth proportional to 1,757,962.56, 2,637,046.80 and 678,480.96 is: 1,017,761.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,962.56 : 2,637,046.80 = 678,480.96 : x
  2. Step 2: Convert to fraction form
    1,757,962.56/2,637,046.80 = 678,480.96/x
  3. Step 3: Cross multiply
    1,757,962.56x = 2,637,046.80 × 678,480.96
  4. Step 4: Simplify right side
    1,757,962.56x = 1,789,186,044,428.93
  5. Step 5: Solve for x
    x = 1,789,186,044,428.93/1,757,962.56
  6. Step 6: Final answer
    x = 1,017,761.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.