Home / 3,445,749.44-4,755,179.28-1,897,191.20

Finding the Fourth Proportional to 3,445,749.44, 4,755,179.28 and 1,897,191.20

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Solution

The fourth proportional to 3,445,749.44, 4,755,179.28 and 1,897,191.20 is: 2,618,148.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445,749.44 : 4,755,179.28 = 1,897,191.20 : x
  2. Step 2: Convert to fraction form
    3,445,749.44/4,755,179.28 = 1,897,191.20/x
  3. Step 3: Cross multiply
    3,445,749.44x = 4,755,179.28 × 1,897,191.20
  4. Step 4: Simplify right side
    3,445,749.44x = 9,021,484,284,438.34
  5. Step 5: Solve for x
    x = 9,021,484,284,438.34/3,445,749.44
  6. Step 6: Final answer
    x = 2,618,148.66

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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.