Home / 1,281,057.03-1,768,034.52-737,181.72

Finding the Fourth Proportional to 1,281,057.03, 1,768,034.52 and 737,181.72

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Solution

The fourth proportional to 1,281,057.03, 1,768,034.52 and 737,181.72 is: 1,017,411.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,057.03 : 1,768,034.52 = 737,181.72 : x
  2. Step 2: Convert to fraction form
    1,281,057.03/1,768,034.52 = 737,181.72/x
  3. Step 3: Cross multiply
    1,281,057.03x = 1,768,034.52 × 737,181.72
  4. Step 4: Simplify right side
    1,281,057.03x = 1,303,362,728,472.97
  5. Step 5: Solve for x
    x = 1,303,362,728,472.97/1,281,057.03
  6. Step 6: Final answer
    x = 1,017,411.95

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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.