Home / 1,263,701.08-1,897,233.18-665,082.64

Finding the Fourth Proportional to 1,263,701.08, 1,897,233.18 and 665,082.64

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Solution

The fourth proportional to 1,263,701.08, 1,897,233.18 and 665,082.64 is: 998,508.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,701.08 : 1,897,233.18 = 665,082.64 : x
  2. Step 2: Convert to fraction form
    1,263,701.08/1,897,233.18 = 665,082.64/x
  3. Step 3: Cross multiply
    1,263,701.08x = 1,897,233.18 × 665,082.64
  4. Step 4: Simplify right side
    1,263,701.08x = 1,261,816,852,050.00
  5. Step 5: Solve for x
    x = 1,261,816,852,050.00/1,263,701.08
  6. Step 6: Final answer
    x = 998,508.96

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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.