Home / 2,382,280.36-3,287,748.42-1,309,415.08

Finding the Fourth Proportional to 2,382,280.36, 3,287,748.42 and 1,309,415.08

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Solution

The fourth proportional to 2,382,280.36, 3,287,748.42 and 1,309,415.08 is: 1,807,103.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382,280.36 : 3,287,748.42 = 1,309,415.08 : x
  2. Step 2: Convert to fraction form
    2,382,280.36/3,287,748.42 = 1,309,415.08/x
  3. Step 3: Cross multiply
    2,382,280.36x = 3,287,748.42 × 1,309,415.08
  4. Step 4: Simplify right side
    2,382,280.36x = 4,305,027,360,394.17
  5. Step 5: Solve for x
    x = 4,305,027,360,394.17/2,382,280.36
  6. Step 6: Final answer
    x = 1,807,103.58

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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.