Home / 2,856,989.19-3,942,758.61-1,567,876.02

Finding the Fourth Proportional to 2,856,989.19, 3,942,758.61 and 1,567,876.02

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Solution

The fourth proportional to 2,856,989.19, 3,942,758.61 and 1,567,876.02 is: 2,163,731.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,989.19 : 3,942,758.61 = 1,567,876.02 : x
  2. Step 2: Convert to fraction form
    2,856,989.19/3,942,758.61 = 1,567,876.02/x
  3. Step 3: Cross multiply
    2,856,989.19x = 3,942,758.61 × 1,567,876.02
  4. Step 4: Simplify right side
    2,856,989.19x = 6,181,756,677,267.53
  5. Step 5: Solve for x
    x = 6,181,756,677,267.53/2,856,989.19
  6. Step 6: Final answer
    x = 2,163,731.21

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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.