Home / 3,221,716.47-4,445,849.16-1,771,325.61

Finding the Fourth Proportional to 3,221,716.47, 4,445,849.16 and 1,771,325.61

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Solution

The fourth proportional to 3,221,716.47, 4,445,849.16 and 1,771,325.61 is: 2,444,363.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,716.47 : 4,445,849.16 = 1,771,325.61 : x
  2. Step 2: Convert to fraction form
    3,221,716.47/4,445,849.16 = 1,771,325.61/x
  3. Step 3: Cross multiply
    3,221,716.47x = 4,445,849.16 × 1,771,325.61
  4. Step 4: Simplify right side
    3,221,716.47x = 7,875,046,475,304.99
  5. Step 5: Solve for x
    x = 7,875,046,475,304.99/3,221,716.47
  6. Step 6: Final answer
    x = 2,444,363.60

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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.