Home / 3,707,618.40-5,561,427.60-1,577,167.20

Finding the Fourth Proportional to 3,707,618.40, 5,561,427.60 and 1,577,167.20

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Solution

The fourth proportional to 3,707,618.40, 5,561,427.60 and 1,577,167.20 is: 2,365,750.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707,618.40 : 5,561,427.60 = 1,577,167.20 : x
  2. Step 2: Convert to fraction form
    3,707,618.40/5,561,427.60 = 1,577,167.20/x
  3. Step 3: Cross multiply
    3,707,618.40x = 5,561,427.60 × 1,577,167.20
  4. Step 4: Simplify right side
    3,707,618.40x = 8,771,301,195,894.72
  5. Step 5: Solve for x
    x = 8,771,301,195,894.72/3,707,618.40
  6. Step 6: Final answer
    x = 2,365,750.80

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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.