Home / 2,874,182.13-4,311,965.75-1,077,081.40

Finding the Fourth Proportional to 2,874,182.13, 4,311,965.75 and 1,077,081.40

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Solution

The fourth proportional to 2,874,182.13, 4,311,965.75 and 1,077,081.40 is: 1,615,881.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,182.13 : 4,311,965.75 = 1,077,081.40 : x
  2. Step 2: Convert to fraction form
    2,874,182.13/4,311,965.75 = 1,077,081.40/x
  3. Step 3: Cross multiply
    2,874,182.13x = 4,311,965.75 × 1,077,081.40
  4. Step 4: Simplify right side
    2,874,182.13x = 4,644,338,106,766.60
  5. Step 5: Solve for x
    x = 4,644,338,106,766.60/2,874,182.13
  6. Step 6: Final answer
    x = 1,615,881.63

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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.