Home / 2,862,700.12-3,950,480.64-1,573,512.76

Finding the Fourth Proportional to 2,862,700.12, 3,950,480.64 and 1,573,512.76

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Solution

The fourth proportional to 2,862,700.12, 3,950,480.64 and 1,573,512.76 is: 2,171,422.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862,700.12 : 3,950,480.64 = 1,573,512.76 : x
  2. Step 2: Convert to fraction form
    2,862,700.12/3,950,480.64 = 1,573,512.76/x
  3. Step 3: Cross multiply
    2,862,700.12x = 3,950,480.64 × 1,573,512.76
  4. Step 4: Simplify right side
    2,862,700.12x = 6,216,131,695,172.97
  5. Step 5: Solve for x
    x = 6,216,131,695,172.97/2,862,700.12
  6. Step 6: Final answer
    x = 2,171,422.59

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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.