Home / 3,168,112.70-4,753,335.45-1,038,266.30

Finding the Fourth Proportional to 3,168,112.70, 4,753,335.45 and 1,038,266.30

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Solution

The fourth proportional to 3,168,112.70, 4,753,335.45 and 1,038,266.30 is: 1,557,781.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,112.70 : 4,753,335.45 = 1,038,266.30 : x
  2. Step 2: Convert to fraction form
    3,168,112.70/4,753,335.45 = 1,038,266.30/x
  3. Step 3: Cross multiply
    3,168,112.70x = 4,753,335.45 × 1,038,266.30
  4. Step 4: Simplify right side
    3,168,112.70x = 4,935,228,010,330.34
  5. Step 5: Solve for x
    x = 4,935,228,010,330.34/3,168,112.70
  6. Step 6: Final answer
    x = 1,557,781.71

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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.