Home / 1,147,452.29-1,583,537.70-663,923.90

Finding the Fourth Proportional to 1,147,452.29, 1,583,537.70 and 663,923.90

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Solution

The fourth proportional to 1,147,452.29, 1,583,537.70 and 663,923.90 is: 916,245.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,452.29 : 1,583,537.70 = 663,923.90 : x
  2. Step 2: Convert to fraction form
    1,147,452.29/1,583,537.70 = 663,923.90/x
  3. Step 3: Cross multiply
    1,147,452.29x = 1,583,537.70 × 663,923.90
  4. Step 4: Simplify right side
    1,147,452.29x = 1,051,348,517,663.34
  5. Step 5: Solve for x
    x = 1,051,348,517,663.34/1,147,452.29
  6. Step 6: Final answer
    x = 916,245.96

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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.