Home / 1,086,890.40-1,627,225.20-962,474.40

Finding the Fourth Proportional to 1,086,890.40, 1,627,225.20 and 962,474.40

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Solution

The fourth proportional to 1,086,890.40, 1,627,225.20 and 962,474.40 is: 1,440,957.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,890.40 : 1,627,225.20 = 962,474.40 : x
  2. Step 2: Convert to fraction form
    1,086,890.40/1,627,225.20 = 962,474.40/x
  3. Step 3: Cross multiply
    1,086,890.40x = 1,627,225.20 × 962,474.40
  4. Step 4: Simplify right side
    1,086,890.40x = 1,566,162,598,034.88
  5. Step 5: Solve for x
    x = 1,566,162,598,034.88/1,086,890.40
  6. Step 6: Final answer
    x = 1,440,957.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.