Home / 998,527.20-1,497,790.80-947,205.60

Finding the Fourth Proportional to 998,527.20, 1,497,790.80 and 947,205.60

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Solution

The fourth proportional to 998,527.20, 1,497,790.80 and 947,205.60 is: 1,420,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,527.20 : 1,497,790.80 = 947,205.60 : x
  2. Step 2: Convert to fraction form
    998,527.20/1,497,790.80 = 947,205.60/x
  3. Step 3: Cross multiply
    998,527.20x = 1,497,790.80 × 947,205.60
  4. Step 4: Simplify right side
    998,527.20x = 1,418,715,833,388.48
  5. Step 5: Solve for x
    x = 1,418,715,833,388.48/998,527.20
  6. Step 6: Final answer
    x = 1,420,808.40

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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.