Home / 2,142,006.30-3,213,009.45-2,047,527.90

Finding the Fourth Proportional to 2,142,006.30, 3,213,009.45 and 2,047,527.90

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Solution

The fourth proportional to 2,142,006.30, 3,213,009.45 and 2,047,527.90 is: 3,071,291.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,006.30 : 3,213,009.45 = 2,047,527.90 : x
  2. Step 2: Convert to fraction form
    2,142,006.30/3,213,009.45 = 2,047,527.90/x
  3. Step 3: Cross multiply
    2,142,006.30x = 3,213,009.45 × 2,047,527.90
  4. Step 4: Simplify right side
    2,142,006.30x = 6,578,726,491,838.66
  5. Step 5: Solve for x
    x = 6,578,726,491,838.66/2,142,006.30
  6. Step 6: Final answer
    x = 3,071,291.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.