Home / 2,219,780.15-3,063,304.68-1,201,184.90

Finding the Fourth Proportional to 2,219,780.15, 3,063,304.68 and 1,201,184.90

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Solution

The fourth proportional to 2,219,780.15, 3,063,304.68 and 1,201,184.90 is: 1,657,639.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,780.15 : 3,063,304.68 = 1,201,184.90 : x
  2. Step 2: Convert to fraction form
    2,219,780.15/3,063,304.68 = 1,201,184.90/x
  3. Step 3: Cross multiply
    2,219,780.15x = 3,063,304.68 × 1,201,184.90
  4. Step 4: Simplify right side
    2,219,780.15x = 3,679,595,325,715.33
  5. Step 5: Solve for x
    x = 3,679,595,325,715.33/2,219,780.15
  6. Step 6: Final answer
    x = 1,657,639.53

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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.