Home / 1,687,042.13-2,328,118.13-923,095.69

Finding the Fourth Proportional to 1,687,042.13, 2,328,118.13 and 923,095.69

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Solution

The fourth proportional to 1,687,042.13, 2,328,118.13 and 923,095.69 is: 1,273,872.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,042.13 : 2,328,118.13 = 923,095.69 : x
  2. Step 2: Convert to fraction form
    1,687,042.13/2,328,118.13 = 923,095.69/x
  3. Step 3: Cross multiply
    1,687,042.13x = 2,328,118.13 × 923,095.69
  4. Step 4: Simplify right side
    1,687,042.13x = 2,149,075,808,101.30
  5. Step 5: Solve for x
    x = 2,149,075,808,101.30/1,687,042.13
  6. Step 6: Final answer
    x = 1,273,872.05

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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.