Home / 1,299,375.60-1,949,063.40-551,324.40

Finding the Fourth Proportional to 1,299,375.60, 1,949,063.40 and 551,324.40

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Solution

The fourth proportional to 1,299,375.60, 1,949,063.40 and 551,324.40 is: 826,986.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,375.60 : 1,949,063.40 = 551,324.40 : x
  2. Step 2: Convert to fraction form
    1,299,375.60/1,949,063.40 = 551,324.40/x
  3. Step 3: Cross multiply
    1,299,375.60x = 1,949,063.40 × 551,324.40
  4. Step 4: Simplify right side
    1,299,375.60x = 1,074,566,209,566.96
  5. Step 5: Solve for x
    x = 1,074,566,209,566.96/1,299,375.60
  6. Step 6: Final answer
    x = 826,986.60

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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.