Home / 1,308,503.78-1,962,753.20-410,014.34

Finding the Fourth Proportional to 1,308,503.78, 1,962,753.20 and 410,014.34

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Solution

The fourth proportional to 1,308,503.78, 1,962,753.20 and 410,014.34 is: 615,020.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,503.78 : 1,962,753.20 = 410,014.34 : x
  2. Step 2: Convert to fraction form
    1,308,503.78/1,962,753.20 = 410,014.34/x
  3. Step 3: Cross multiply
    1,308,503.78x = 1,962,753.20 × 410,014.34
  4. Step 4: Simplify right side
    1,308,503.78x = 804,756,957,880.89
  5. Step 5: Solve for x
    x = 804,756,957,880.89/1,308,503.78
  6. Step 6: Final answer
    x = 615,020.74

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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.