Home / 863,663.40-1,192,410.18-541,814.76

Finding the Fourth Proportional to 863,663.40, 1,192,410.18 and 541,814.76

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Solution

The fourth proportional to 863,663.40, 1,192,410.18 and 541,814.76 is: 748,052.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,663.40 : 1,192,410.18 = 541,814.76 : x
  2. Step 2: Convert to fraction form
    863,663.40/1,192,410.18 = 541,814.76/x
  3. Step 3: Cross multiply
    863,663.40x = 1,192,410.18 × 541,814.76
  4. Step 4: Simplify right side
    863,663.40x = 646,065,435,498.26
  5. Step 5: Solve for x
    x = 646,065,435,498.26/863,663.40
  6. Step 6: Final answer
    x = 748,052.35

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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.