Home / 2,807,621.80-4,211,432.70-914,554.60

Finding the Fourth Proportional to 2,807,621.80, 4,211,432.70 and 914,554.60

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Solution

The fourth proportional to 2,807,621.80, 4,211,432.70 and 914,554.60 is: 1,371,831.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,621.80 : 4,211,432.70 = 914,554.60 : x
  2. Step 2: Convert to fraction form
    2,807,621.80/4,211,432.70 = 914,554.60/x
  3. Step 3: Cross multiply
    2,807,621.80x = 4,211,432.70 × 914,554.60
  4. Step 4: Simplify right side
    2,807,621.80x = 3,851,585,148,375.42
  5. Step 5: Solve for x
    x = 3,851,585,148,375.42/2,807,621.80
  6. Step 6: Final answer
    x = 1,371,831.90

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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.