Home / 1,666,152.38-2,299,286.35-902,205.95

Finding the Fourth Proportional to 1,666,152.38, 2,299,286.35 and 902,205.95

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Solution

The fourth proportional to 1,666,152.38, 2,299,286.35 and 902,205.95 is: 1,245,042.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,152.38 : 2,299,286.35 = 902,205.95 : x
  2. Step 2: Convert to fraction form
    1,666,152.38/2,299,286.35 = 902,205.95/x
  3. Step 3: Cross multiply
    1,666,152.38x = 2,299,286.35 × 902,205.95
  4. Step 4: Simplify right side
    1,666,152.38x = 2,074,429,815,355.11
  5. Step 5: Solve for x
    x = 2,074,429,815,355.11/1,666,152.38
  6. Step 6: Final answer
    x = 1,245,042.07

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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.