Home / 3,219,681.80-4,832,633.10-1,959,969.80

Finding the Fourth Proportional to 3,219,681.80, 4,832,633.10 and 1,959,969.80

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Solution

The fourth proportional to 3,219,681.80, 4,832,633.10 and 1,959,969.80 is: 2,941,848.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,681.80 : 4,832,633.10 = 1,959,969.80 : x
  2. Step 2: Convert to fraction form
    3,219,681.80/4,832,633.10 = 1,959,969.80/x
  3. Step 3: Cross multiply
    3,219,681.80x = 4,832,633.10 × 1,959,969.80
  4. Step 4: Simplify right side
    3,219,681.80x = 9,471,814,930,480.38
  5. Step 5: Solve for x
    x = 9,471,814,930,480.38/3,219,681.80
  6. Step 6: Final answer
    x = 2,941,848.14

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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.