Home / 1,927,552.60-2,888,564.10-1,418,138.20

Finding the Fourth Proportional to 1,927,552.60, 2,888,564.10 and 1,418,138.20

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Solution

The fourth proportional to 1,927,552.60, 2,888,564.10 and 1,418,138.20 is: 2,125,173.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,552.60 : 2,888,564.10 = 1,418,138.20 : x
  2. Step 2: Convert to fraction form
    1,927,552.60/2,888,564.10 = 1,418,138.20/x
  3. Step 3: Cross multiply
    1,927,552.60x = 2,888,564.10 × 1,418,138.20
  4. Step 4: Simplify right side
    1,927,552.60x = 4,096,383,093,358.62
  5. Step 5: Solve for x
    x = 4,096,383,093,358.62/1,927,552.60
  6. Step 6: Final answer
    x = 2,125,173.18

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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.