Home / 2,884,229.16-3,980,074.21-1,577,221.80

Finding the Fourth Proportional to 2,884,229.16, 3,980,074.21 and 1,577,221.80

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Solution

The fourth proportional to 2,884,229.16, 3,980,074.21 and 1,577,221.80 is: 2,176,477.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884,229.16 : 3,980,074.21 = 1,577,221.80 : x
  2. Step 2: Convert to fraction form
    2,884,229.16/3,980,074.21 = 1,577,221.80/x
  3. Step 3: Cross multiply
    2,884,229.16x = 3,980,074.21 × 1,577,221.80
  4. Step 4: Simplify right side
    2,884,229.16x = 6,277,459,809,629.78
  5. Step 5: Solve for x
    x = 6,277,459,809,629.78/2,884,229.16
  6. Step 6: Final answer
    x = 2,176,477.48

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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.