Home / 3,570,766.16-4,928,372.52-2,121,266.88

Finding the Fourth Proportional to 3,570,766.16, 4,928,372.52 and 2,121,266.88

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Solution

The fourth proportional to 3,570,766.16, 4,928,372.52 and 2,121,266.88 is: 2,927,773.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570,766.16 : 4,928,372.52 = 2,121,266.88 : x
  2. Step 2: Convert to fraction form
    3,570,766.16/4,928,372.52 = 2,121,266.88/x
  3. Step 3: Cross multiply
    3,570,766.16x = 4,928,372.52 × 2,121,266.88
  4. Step 4: Simplify right side
    3,570,766.16x = 10,454,393,398,978.14
  5. Step 5: Solve for x
    x = 10,454,393,398,978.14/3,570,766.16
  6. Step 6: Final answer
    x = 2,927,773.18

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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.