Home / 2,419,376.18-3,338,712.78-1,331,624.45

Finding the Fourth Proportional to 2,419,376.18, 3,338,712.78 and 1,331,624.45

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Solution

The fourth proportional to 2,419,376.18, 3,338,712.78 and 1,331,624.45 is: 1,837,627.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,376.18 : 3,338,712.78 = 1,331,624.45 : x
  2. Step 2: Convert to fraction form
    2,419,376.18/3,338,712.78 = 1,331,624.45/x
  3. Step 3: Cross multiply
    2,419,376.18x = 3,338,712.78 × 1,331,624.45
  4. Step 4: Simplify right side
    2,419,376.18x = 4,445,911,569,375.47
  5. Step 5: Solve for x
    x = 4,445,911,569,375.47/2,419,376.18
  6. Step 6: Final answer
    x = 1,837,627.24

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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.