Home / 1,222,127.59-1,833,184.10-664,705.03

Finding the Fourth Proportional to 1,222,127.59, 1,833,184.10 and 664,705.03

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Solution

The fourth proportional to 1,222,127.59, 1,833,184.10 and 664,705.03 is: 997,053.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,127.59 : 1,833,184.10 = 664,705.03 : x
  2. Step 2: Convert to fraction form
    1,222,127.59/1,833,184.10 = 664,705.03/x
  3. Step 3: Cross multiply
    1,222,127.59x = 1,833,184.10 × 664,705.03
  4. Step 4: Simplify right side
    1,222,127.59x = 1,218,526,691,073.64
  5. Step 5: Solve for x
    x = 1,218,526,691,073.64/1,222,127.59
  6. Step 6: Final answer
    x = 997,053.58

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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.