Home / 2,772,419.60-4,156,555.80-1,511,670.80

Finding the Fourth Proportional to 2,772,419.60, 4,156,555.80 and 1,511,670.80

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Solution

The fourth proportional to 2,772,419.60, 4,156,555.80 and 1,511,670.80 is: 2,266,375.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772,419.60 : 4,156,555.80 = 1,511,670.80 : x
  2. Step 2: Convert to fraction form
    2,772,419.60/4,156,555.80 = 1,511,670.80/x
  3. Step 3: Cross multiply
    2,772,419.60x = 4,156,555.80 × 1,511,670.80
  4. Step 4: Simplify right side
    2,772,419.60x = 6,283,344,031,430.64
  5. Step 5: Solve for x
    x = 6,283,344,031,430.64/2,772,419.60
  6. Step 6: Final answer
    x = 2,266,375.56

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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.