Home / 3,221,716.25-4,445,854.62-1,771,401.53

Finding the Fourth Proportional to 3,221,716.25, 4,445,854.62 and 1,771,401.53

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Solution

The fourth proportional to 3,221,716.25, 4,445,854.62 and 1,771,401.53 is: 2,444,471.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,716.25 : 4,445,854.62 = 1,771,401.53 : x
  2. Step 2: Convert to fraction form
    3,221,716.25/4,445,854.62 = 1,771,401.53/x
  3. Step 3: Cross multiply
    3,221,716.25x = 4,445,854.62 × 1,771,401.53
  4. Step 4: Simplify right side
    3,221,716.25x = 7,875,393,676,025.57
  5. Step 5: Solve for x
    x = 7,875,393,676,025.57/3,221,716.25
  6. Step 6: Final answer
    x = 2,444,471.54

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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.