Home / 1,371,242.14-1,892,319.44-759,381.50

Finding the Fourth Proportional to 1,371,242.14, 1,892,319.44 and 759,381.50

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Solution

The fourth proportional to 1,371,242.14, 1,892,319.44 and 759,381.50 is: 1,047,949.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,242.14 : 1,892,319.44 = 759,381.50 : x
  2. Step 2: Convert to fraction form
    1,371,242.14/1,892,319.44 = 759,381.50/x
  3. Step 3: Cross multiply
    1,371,242.14x = 1,892,319.44 × 759,381.50
  4. Step 4: Simplify right side
    1,371,242.14x = 1,436,992,375,760.25
  5. Step 5: Solve for x
    x = 1,436,992,375,760.25/1,371,242.14
  6. Step 6: Final answer
    x = 1,047,949.40

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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.