Home / 999,028.80-1,498,543.20-908,049.60

Finding the Fourth Proportional to 999,028.80, 1,498,543.20 and 908,049.60

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Solution

The fourth proportional to 999,028.80, 1,498,543.20 and 908,049.60 is: 1,362,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,028.80 : 1,498,543.20 = 908,049.60 : x
  2. Step 2: Convert to fraction form
    999,028.80/1,498,543.20 = 908,049.60/x
  3. Step 3: Cross multiply
    999,028.80x = 1,498,543.20 × 908,049.60
  4. Step 4: Simplify right side
    999,028.80x = 1,360,751,553,342.72
  5. Step 5: Solve for x
    x = 1,360,751,553,342.72/999,028.80
  6. Step 6: Final answer
    x = 1,362,074.40

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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.