Home / 3,019,013.11-4,166,265.18-1,642,386.88

Finding the Fourth Proportional to 3,019,013.11, 4,166,265.18 and 1,642,386.88

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Solution

The fourth proportional to 3,019,013.11, 4,166,265.18 and 1,642,386.88 is: 2,266,508.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,013.11 : 4,166,265.18 = 1,642,386.88 : x
  2. Step 2: Convert to fraction form
    3,019,013.11/4,166,265.18 = 1,642,386.88/x
  3. Step 3: Cross multiply
    3,019,013.11x = 4,166,265.18 × 1,642,386.88
  4. Step 4: Simplify right side
    3,019,013.11x = 6,842,619,270,232.84
  5. Step 5: Solve for x
    x = 6,842,619,270,232.84/3,019,013.11
  6. Step 6: Final answer
    x = 2,266,508.63

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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.