Home / 1,041,440.82-1,555,240.20-1,030,167.78

Finding the Fourth Proportional to 1,041,440.82, 1,555,240.20 and 1,030,167.78

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Solution

The fourth proportional to 1,041,440.82, 1,555,240.20 and 1,030,167.78 is: 1,538,405.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,440.82 : 1,555,240.20 = 1,030,167.78 : x
  2. Step 2: Convert to fraction form
    1,041,440.82/1,555,240.20 = 1,030,167.78/x
  3. Step 3: Cross multiply
    1,041,440.82x = 1,555,240.20 × 1,030,167.78
  4. Step 4: Simplify right side
    1,041,440.82x = 1,602,158,344,200.76
  5. Step 5: Solve for x
    x = 1,602,158,344,200.76/1,041,440.82
  6. Step 6: Final answer
    x = 1,538,405.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.