Home / 1,369,974.18-1,890,517.92-758,152.82

Finding the Fourth Proportional to 1,369,974.18, 1,890,517.92 and 758,152.82

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Solution

The fourth proportional to 1,369,974.18, 1,890,517.92 and 758,152.82 is: 1,046,225.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,974.18 : 1,890,517.92 = 758,152.82 : x
  2. Step 2: Convert to fraction form
    1,369,974.18/1,890,517.92 = 758,152.82/x
  3. Step 3: Cross multiply
    1,369,974.18x = 1,890,517.92 × 758,152.82
  4. Step 4: Simplify right side
    1,369,974.18x = 1,433,301,492,308.53
  5. Step 5: Solve for x
    x = 1,433,301,492,308.53/1,369,974.18
  6. Step 6: Final answer
    x = 1,046,225.19

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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.