Home / 1,221,334.20-1,832,001.30-1,097,331.30

Finding the Fourth Proportional to 1,221,334.20, 1,832,001.30 and 1,097,331.30

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Solution

The fourth proportional to 1,221,334.20, 1,832,001.30 and 1,097,331.30 is: 1,645,996.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,334.20 : 1,832,001.30 = 1,097,331.30 : x
  2. Step 2: Convert to fraction form
    1,221,334.20/1,832,001.30 = 1,097,331.30/x
  3. Step 3: Cross multiply
    1,221,334.20x = 1,832,001.30 × 1,097,331.30
  4. Step 4: Simplify right side
    1,221,334.20x = 2,010,312,368,130.69
  5. Step 5: Solve for x
    x = 2,010,312,368,130.69/1,221,334.20
  6. Step 6: Final answer
    x = 1,645,996.95

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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.