Home / 2,919,243.52-4,379,284.32-897,657.40

Finding the Fourth Proportional to 2,919,243.52, 4,379,284.32 and 897,657.40

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Solution

The fourth proportional to 2,919,243.52, 4,379,284.32 and 897,657.40 is: 1,346,614.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,243.52 : 4,379,284.32 = 897,657.40 : x
  2. Step 2: Convert to fraction form
    2,919,243.52/4,379,284.32 = 897,657.40/x
  3. Step 3: Cross multiply
    2,919,243.52x = 4,379,284.32 × 897,657.40
  4. Step 4: Simplify right side
    2,919,243.52x = 3,931,096,976,551.97
  5. Step 5: Solve for x
    x = 3,931,096,976,551.97/2,919,243.52
  6. Step 6: Final answer
    x = 1,346,614.95

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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.