Home / 963,001.20-1,447,612.20-684,447.60

Finding the Fourth Proportional to 963,001.20, 1,447,612.20 and 684,447.60

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Solution

The fourth proportional to 963,001.20, 1,447,612.20 and 684,447.60 is: 1,028,882.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,001.20 : 1,447,612.20 = 684,447.60 : x
  2. Step 2: Convert to fraction form
    963,001.20/1,447,612.20 = 684,447.60/x
  3. Step 3: Cross multiply
    963,001.20x = 1,447,612.20 × 684,447.60
  4. Step 4: Simplify right side
    963,001.20x = 990,814,696,020.72
  5. Step 5: Solve for x
    x = 990,814,696,020.72/963,001.20
  6. Step 6: Final answer
    x = 1,028,882.10

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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.