Home / 1,687,017.38-2,328,083.98-923,070.94

Finding the Fourth Proportional to 1,687,017.38, 2,328,083.98 and 923,070.94

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Solution

The fourth proportional to 1,687,017.38, 2,328,083.98 and 923,070.94 is: 1,273,837.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,017.38 : 2,328,083.98 = 923,070.94 : x
  2. Step 2: Convert to fraction form
    1,687,017.38/2,328,083.98 = 923,070.94/x
  3. Step 3: Cross multiply
    1,687,017.38x = 2,328,083.98 × 923,070.94
  4. Step 4: Simplify right side
    1,687,017.38x = 2,148,986,659,689.65
  5. Step 5: Solve for x
    x = 2,148,986,659,689.65/1,687,017.38
  6. Step 6: Final answer
    x = 1,273,837.89

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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.