Home / 2,947,117.76-4,066,789.92-1,657,701.44

Finding the Fourth Proportional to 2,947,117.76, 4,066,789.92 and 1,657,701.44

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Solution

The fourth proportional to 2,947,117.76, 4,066,789.92 and 1,657,701.44 is: 2,287,497.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,117.76 : 4,066,789.92 = 1,657,701.44 : x
  2. Step 2: Convert to fraction form
    2,947,117.76/4,066,789.92 = 1,657,701.44/x
  3. Step 3: Cross multiply
    2,947,117.76x = 4,066,789.92 × 1,657,701.44
  4. Step 4: Simplify right side
    2,947,117.76x = 6,741,523,506,561.49
  5. Step 5: Solve for x
    x = 6,741,523,506,561.49/2,947,117.76
  6. Step 6: Final answer
    x = 2,287,497.16

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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.