Home / 1,112,471.50-1,534,776.48-725,741.54

Finding the Fourth Proportional to 1,112,471.50, 1,534,776.48 and 725,741.54

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Solution

The fourth proportional to 1,112,471.50, 1,534,776.48 and 725,741.54 is: 1,001,240.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,471.50 : 1,534,776.48 = 725,741.54 : x
  2. Step 2: Convert to fraction form
    1,112,471.50/1,534,776.48 = 725,741.54/x
  3. Step 3: Cross multiply
    1,112,471.50x = 1,534,776.48 × 725,741.54
  4. Step 4: Simplify right side
    1,112,471.50x = 1,113,851,046,150.98
  5. Step 5: Solve for x
    x = 1,113,851,046,150.98/1,112,471.50
  6. Step 6: Final answer
    x = 1,001,240.07

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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.