Home / 2,813,127.58-4,219,187.11-790,886.46

Finding the Fourth Proportional to 2,813,127.58, 4,219,187.11 and 790,886.46

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Solution

The fourth proportional to 2,813,127.58, 4,219,187.11 and 790,886.46 is: 1,186,187.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,127.58 : 4,219,187.11 = 790,886.46 : x
  2. Step 2: Convert to fraction form
    2,813,127.58/4,219,187.11 = 790,886.46/x
  3. Step 3: Cross multiply
    2,813,127.58x = 4,219,187.11 × 790,886.46
  4. Step 4: Simplify right side
    2,813,127.58x = 3,336,897,957,505.53
  5. Step 5: Solve for x
    x = 3,336,897,957,505.53/2,813,127.58
  6. Step 6: Final answer
    x = 1,186,187.92

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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.