Home / 3,570,764.16-4,928,369.76-2,121,264.88

Finding the Fourth Proportional to 3,570,764.16, 4,928,369.76 and 2,121,264.88

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Solution

The fourth proportional to 3,570,764.16, 4,928,369.76 and 2,121,264.88 is: 2,927,770.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570,764.16 : 4,928,369.76 = 2,121,264.88 : x
  2. Step 2: Convert to fraction form
    3,570,764.16/4,928,369.76 = 2,121,264.88/x
  3. Step 3: Cross multiply
    3,570,764.16x = 4,928,369.76 × 2,121,264.88
  4. Step 4: Simplify right side
    3,570,764.16x = 10,454,377,687,542.03
  5. Step 5: Solve for x
    x = 10,454,377,687,542.03/3,570,764.16
  6. Step 6: Final answer
    x = 2,927,770.42

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1.5x scale

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.