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Finding the Fourth Proportional to 1,773,294.80, 2,659,942.20 and 1,024,955.60

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Solution

The fourth proportional to 1,773,294.80, 2,659,942.20 and 1,024,955.60 is: 1,537,433.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773,294.80 : 2,659,942.20 = 1,024,955.60 : x
  2. Step 2: Convert to fraction form
    1,773,294.80/2,659,942.20 = 1,024,955.60/x
  3. Step 3: Cross multiply
    1,773,294.80x = 2,659,942.20 × 1,024,955.60
  4. Step 4: Simplify right side
    1,773,294.80x = 2,726,322,653,566.32
  5. Step 5: Solve for x
    x = 2,726,322,653,566.32/1,773,294.80
  6. Step 6: Final answer
    x = 1,537,433.40

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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.