Home / 1,359,286.10-1,875,775.16-747,438.22

Finding the Fourth Proportional to 1,359,286.10, 1,875,775.16 and 747,438.22

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Solution

The fourth proportional to 1,359,286.10, 1,875,775.16 and 747,438.22 is: 1,031,442.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,286.10 : 1,875,775.16 = 747,438.22 : x
  2. Step 2: Convert to fraction form
    1,359,286.10/1,875,775.16 = 747,438.22/x
  3. Step 3: Cross multiply
    1,359,286.10x = 1,875,775.16 × 747,438.22
  4. Step 4: Simplify right side
    1,359,286.10x = 1,402,026,046,710.62
  5. Step 5: Solve for x
    x = 1,402,026,046,710.62/1,359,286.10
  6. Step 6: Final answer
    x = 1,031,442.94

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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.