Home / 1,043,766.80-1,566,168.60-412,701.20

Finding the Fourth Proportional to 1,043,766.80, 1,566,168.60 and 412,701.20

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Solution

The fourth proportional to 1,043,766.80, 1,566,168.60 and 412,701.20 is: 619,256.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,766.80 : 1,566,168.60 = 412,701.20 : x
  2. Step 2: Convert to fraction form
    1,043,766.80/1,566,168.60 = 412,701.20/x
  3. Step 3: Cross multiply
    1,043,766.80x = 1,566,168.60 × 412,701.20
  4. Step 4: Simplify right side
    1,043,766.80x = 646,359,660,622.32
  5. Step 5: Solve for x
    x = 646,359,660,622.32/1,043,766.80
  6. Step 6: Final answer
    x = 619,256.77

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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.