Home / 2,878,797.76-4,318,202.10-748,878.46

Finding the Fourth Proportional to 2,878,797.76, 4,318,202.10 and 748,878.46

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Solution

The fourth proportional to 2,878,797.76, 4,318,202.10 and 748,878.46 is: 1,123,319.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,797.76 : 4,318,202.10 = 748,878.46 : x
  2. Step 2: Convert to fraction form
    2,878,797.76/4,318,202.10 = 748,878.46/x
  3. Step 3: Cross multiply
    2,878,797.76x = 4,318,202.10 × 748,878.46
  4. Step 4: Simplify right side
    2,878,797.76x = 3,233,808,538,616.77
  5. Step 5: Solve for x
    x = 3,233,808,538,616.77/2,878,797.76
  6. Step 6: Final answer
    x = 1,123,319.11

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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.