Home / 3,255,012.76-4,493,080.08-2,221,781

Finding the Fourth Proportional to 3,255,012.76, 4,493,080.08 and 2,221,781

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Solution

The fourth proportional to 3,255,012.76, 4,493,080.08 and 2,221,781 is: 3,066,851.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255,012.76 : 4,493,080.08 = 2,221,781 : x
  2. Step 2: Convert to fraction form
    3,255,012.76/4,493,080.08 = 2,221,781/x
  3. Step 3: Cross multiply
    3,255,012.76x = 4,493,080.08 × 2,221,781
  4. Step 4: Simplify right side
    3,255,012.76x = 9,982,639,953,222.48
  5. Step 5: Solve for x
    x = 9,982,639,953,222.48/3,255,012.76
  6. Step 6: Final answer
    x = 3,066,851.25

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Double scale
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1.5x scale

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.