Home / 1,006,811.80-1,510,217.70-608,680.60

Finding the Fourth Proportional to 1,006,811.80, 1,510,217.70 and 608,680.60

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Solution

The fourth proportional to 1,006,811.80, 1,510,217.70 and 608,680.60 is: 913,020.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,811.80 : 1,510,217.70 = 608,680.60 : x
  2. Step 2: Convert to fraction form
    1,006,811.80/1,510,217.70 = 608,680.60/x
  3. Step 3: Cross multiply
    1,006,811.80x = 1,510,217.70 × 608,680.60
  4. Step 4: Simplify right side
    1,006,811.80x = 919,240,215,766.62
  5. Step 5: Solve for x
    x = 919,240,215,766.62/1,006,811.80
  6. Step 6: Final answer
    x = 913,020.90

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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.