Home / 4,928,747.60-7,387,591.80-2,088,376.40

Finding the Fourth Proportional to 4,928,747.60, 7,387,591.80 and 2,088,376.40

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Solution

The fourth proportional to 4,928,747.60, 7,387,591.80 and 2,088,376.40 is: 3,130,221.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928,747.60 : 7,387,591.80 = 2,088,376.40 : x
  2. Step 2: Convert to fraction form
    4,928,747.60/7,387,591.80 = 2,088,376.40/x
  3. Step 3: Cross multiply
    4,928,747.60x = 7,387,591.80 × 2,088,376.40
  4. Step 4: Simplify right side
    4,928,747.60x = 15,428,072,367,953.52
  5. Step 5: Solve for x
    x = 15,428,072,367,953.52/4,928,747.60
  6. Step 6: Final answer
    x = 3,130,221.63

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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.