Home / 1,112,473.50-1,534,779.24-725,743.54

Finding the Fourth Proportional to 1,112,473.50, 1,534,779.24 and 725,743.54

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Solution

The fourth proportional to 1,112,473.50, 1,534,779.24 and 725,743.54 is: 1,001,242.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,473.50 : 1,534,779.24 = 725,743.54 : x
  2. Step 2: Convert to fraction form
    1,112,473.50/1,534,779.24 = 725,743.54/x
  3. Step 3: Cross multiply
    1,112,473.50x = 1,534,779.24 × 725,743.54
  4. Step 4: Simplify right side
    1,112,473.50x = 1,113,856,118,756.11
  5. Step 5: Solve for x
    x = 1,113,856,118,756.11/1,112,473.50
  6. Step 6: Final answer
    x = 1,001,242.83

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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.