Home / 2,055,353.60-3,083,030.40-990,503.30

Finding the Fourth Proportional to 2,055,353.60, 3,083,030.40 and 990,503.30

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Solution

The fourth proportional to 2,055,353.60, 3,083,030.40 and 990,503.30 is: 1,485,754.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055,353.60 : 3,083,030.40 = 990,503.30 : x
  2. Step 2: Convert to fraction form
    2,055,353.60/3,083,030.40 = 990,503.30/x
  3. Step 3: Cross multiply
    2,055,353.60x = 3,083,030.40 × 990,503.30
  4. Step 4: Simplify right side
    2,055,353.60x = 3,053,751,785,200.32
  5. Step 5: Solve for x
    x = 3,053,751,785,200.32/2,055,353.60
  6. Step 6: Final answer
    x = 1,485,754.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.