Home / 1,945,693.44-2,685,059.28-1,086,253.20

Finding the Fourth Proportional to 1,945,693.44, 2,685,059.28 and 1,086,253.20

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Solution

The fourth proportional to 1,945,693.44, 2,685,059.28 and 1,086,253.20 is: 1,499,030.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,693.44 : 2,685,059.28 = 1,086,253.20 : x
  2. Step 2: Convert to fraction form
    1,945,693.44/2,685,059.28 = 1,086,253.20/x
  3. Step 3: Cross multiply
    1,945,693.44x = 2,685,059.28 × 1,086,253.20
  4. Step 4: Simplify right side
    1,945,693.44x = 2,916,654,235,089.70
  5. Step 5: Solve for x
    x = 2,916,654,235,089.70/1,945,693.44
  6. Step 6: Final answer
    x = 1,499,030.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.