Home / 1,004,178.41-1,385,761.18-545,288.89

Finding the Fourth Proportional to 1,004,178.41, 1,385,761.18 and 545,288.89

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Solution

The fourth proportional to 1,004,178.41, 1,385,761.18 and 545,288.89 is: 752,495.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,178.41 : 1,385,761.18 = 545,288.89 : x
  2. Step 2: Convert to fraction form
    1,004,178.41/1,385,761.18 = 545,288.89/x
  3. Step 3: Cross multiply
    1,004,178.41x = 1,385,761.18 × 545,288.89
  4. Step 4: Simplify right side
    1,004,178.41x = 755,640,177,539.34
  5. Step 5: Solve for x
    x = 755,640,177,539.34/1,004,178.41
  6. Step 6: Final answer
    x = 752,495.94

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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.