Home / 1,542,504.02-2,128,303.22-991,507.59

Finding the Fourth Proportional to 1,542,504.02, 2,128,303.22 and 991,507.59

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Solution

The fourth proportional to 1,542,504.02, 2,128,303.22 and 991,507.59 is: 1,368,054.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,504.02 : 2,128,303.22 = 991,507.59 : x
  2. Step 2: Convert to fraction form
    1,542,504.02/2,128,303.22 = 991,507.59/x
  3. Step 3: Cross multiply
    1,542,504.02x = 2,128,303.22 × 991,507.59
  4. Step 4: Simplify right side
    1,542,504.02x = 2,110,228,791,493.90
  5. Step 5: Solve for x
    x = 2,110,228,791,493.90/1,542,504.02
  6. Step 6: Final answer
    x = 1,368,054.00

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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.