Home / 1,359,290.84-1,875,757.14-747,469.38

Finding the Fourth Proportional to 1,359,290.84, 1,875,757.14 and 747,469.38

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Solution

The fourth proportional to 1,359,290.84, 1,875,757.14 and 747,469.38 is: 1,031,472.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,290.84 : 1,875,757.14 = 747,469.38 : x
  2. Step 2: Convert to fraction form
    1,359,290.84/1,875,757.14 = 747,469.38/x
  3. Step 3: Cross multiply
    1,359,290.84x = 1,875,757.14 × 747,469.38
  4. Step 4: Simplify right side
    1,359,290.84x = 1,402,071,026,466.37
  5. Step 5: Solve for x
    x = 1,402,071,026,466.37/1,359,290.84
  6. Step 6: Final answer
    x = 1,031,472.43

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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.