Home / 3,400,810.80-4,693,087.80-1,872,885.12

Finding the Fourth Proportional to 3,400,810.80, 4,693,087.80 and 1,872,885.12

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Solution

The fourth proportional to 3,400,810.80, 4,693,087.80 and 1,872,885.12 is: 2,584,564.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,810.80 : 4,693,087.80 = 1,872,885.12 : x
  2. Step 2: Convert to fraction form
    3,400,810.80/4,693,087.80 = 1,872,885.12/x
  3. Step 3: Cross multiply
    3,400,810.80x = 4,693,087.80 × 1,872,885.12
  4. Step 4: Simplify right side
    3,400,810.80x = 8,789,614,307,473.54
  5. Step 5: Solve for x
    x = 8,789,614,307,473.54/3,400,810.80
  6. Step 6: Final answer
    x = 2,584,564.34

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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.