Home / 2,580,775.96-3,868,295.46-1,947,636.76

Finding the Fourth Proportional to 2,580,775.96, 3,868,295.46 and 1,947,636.76

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Solution

The fourth proportional to 2,580,775.96, 3,868,295.46 and 1,947,636.76 is: 2,919,290.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,775.96 : 3,868,295.46 = 1,947,636.76 : x
  2. Step 2: Convert to fraction form
    2,580,775.96/3,868,295.46 = 1,947,636.76/x
  3. Step 3: Cross multiply
    2,580,775.96x = 3,868,295.46 × 1,947,636.76
  4. Step 4: Simplify right side
    2,580,775.96x = 7,534,034,436,437.11
  5. Step 5: Solve for x
    x = 7,534,034,436,437.11/2,580,775.96
  6. Step 6: Final answer
    x = 2,919,290.38

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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.