Home / 3,156,881.24-4,357,680.80-2,069,222.88

Finding the Fourth Proportional to 3,156,881.24, 4,357,680.80 and 2,069,222.88

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Solution

The fourth proportional to 3,156,881.24, 4,357,680.80 and 2,069,222.88 is: 2,856,304.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,881.24 : 4,357,680.80 = 2,069,222.88 : x
  2. Step 2: Convert to fraction form
    3,156,881.24/4,357,680.80 = 2,069,222.88/x
  3. Step 3: Cross multiply
    3,156,881.24x = 4,357,680.80 × 2,069,222.88
  4. Step 4: Simplify right side
    3,156,881.24x = 9,017,012,815,096.70
  5. Step 5: Solve for x
    x = 9,017,012,815,096.70/3,156,881.24
  6. Step 6: Final answer
    x = 2,856,304.10

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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.