Home / 913,110.30-1,369,665.45-897,363.90

Finding the Fourth Proportional to 913,110.30, 1,369,665.45 and 897,363.90

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Solution

The fourth proportional to 913,110.30, 1,369,665.45 and 897,363.90 is: 1,346,045.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,110.30 : 1,369,665.45 = 897,363.90 : x
  2. Step 2: Convert to fraction form
    913,110.30/1,369,665.45 = 897,363.90/x
  3. Step 3: Cross multiply
    913,110.30x = 1,369,665.45 × 897,363.90
  4. Step 4: Simplify right side
    913,110.30x = 1,229,088,329,907.25
  5. Step 5: Solve for x
    x = 1,229,088,329,907.25/913,110.30
  6. Step 6: Final answer
    x = 1,346,045.85

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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.