Home / 2,305,476.90-3,181,608.69-1,272,981.90

Finding the Fourth Proportional to 2,305,476.90, 3,181,608.69 and 1,272,981.90

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Solution

The fourth proportional to 2,305,476.90, 3,181,608.69 and 1,272,981.90 is: 1,756,742.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305,476.90 : 3,181,608.69 = 1,272,981.90 : x
  2. Step 2: Convert to fraction form
    2,305,476.90/3,181,608.69 = 1,272,981.90/x
  3. Step 3: Cross multiply
    2,305,476.90x = 3,181,608.69 × 1,272,981.90
  4. Step 4: Simplify right side
    2,305,476.90x = 4,050,130,275,252.71
  5. Step 5: Solve for x
    x = 4,050,130,275,252.71/2,305,476.90
  6. Step 6: Final answer
    x = 1,756,742.94

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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.