Home / 2,275,461.86-3,140,077.41-1,256,844.74

Finding the Fourth Proportional to 2,275,461.86, 3,140,077.41 and 1,256,844.74

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Solution

The fourth proportional to 2,275,461.86, 3,140,077.41 and 1,256,844.74 is: 1,734,412.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,461.86 : 3,140,077.41 = 1,256,844.74 : x
  2. Step 2: Convert to fraction form
    2,275,461.86/3,140,077.41 = 1,256,844.74/x
  3. Step 3: Cross multiply
    2,275,461.86x = 3,140,077.41 × 1,256,844.74
  4. Step 4: Simplify right side
    2,275,461.86x = 3,946,589,775,951.32
  5. Step 5: Solve for x
    x = 3,946,589,775,951.32/2,275,461.86
  6. Step 6: Final answer
    x = 1,734,412.62

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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.