Home / 1,979,365.20-2,731,535.64-1,073,946.48

Finding the Fourth Proportional to 1,979,365.20, 2,731,535.64 and 1,073,946.48

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Solution

The fourth proportional to 1,979,365.20, 2,731,535.64 and 1,073,946.48 is: 1,482,052.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,365.20 : 2,731,535.64 = 1,073,946.48 : x
  2. Step 2: Convert to fraction form
    1,979,365.20/2,731,535.64 = 1,073,946.48/x
  3. Step 3: Cross multiply
    1,979,365.20x = 2,731,535.64 × 1,073,946.48
  4. Step 4: Simplify right side
    1,979,365.20x = 2,933,523,085,572.55
  5. Step 5: Solve for x
    x = 2,933,523,085,572.55/1,979,365.20
  6. Step 6: Final answer
    x = 1,482,052.47

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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.