Home / 2,459,165.40-3,393,641.52-1,371,438.12

Finding the Fourth Proportional to 2,459,165.40, 3,393,641.52 and 1,371,438.12

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Solution

The fourth proportional to 2,459,165.40, 3,393,641.52 and 1,371,438.12 is: 1,892,580.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459,165.40 : 3,393,641.52 = 1,371,438.12 : x
  2. Step 2: Convert to fraction form
    2,459,165.40/3,393,641.52 = 1,371,438.12/x
  3. Step 3: Cross multiply
    2,459,165.40x = 3,393,641.52 × 1,371,438.12
  4. Step 4: Simplify right side
    2,459,165.40x = 4,654,169,346,142.74
  5. Step 5: Solve for x
    x = 4,654,169,346,142.74/2,459,165.40
  6. Step 6: Final answer
    x = 1,892,580.85

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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.