Home / 963,002.20-1,447,613.70-684,448.60

Finding the Fourth Proportional to 963,002.20, 1,447,613.70 and 684,448.60

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Solution

The fourth proportional to 963,002.20, 1,447,613.70 and 684,448.60 is: 1,028,883.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,002.20 : 1,447,613.70 = 684,448.60 : x
  2. Step 2: Convert to fraction form
    963,002.20/1,447,613.70 = 684,448.60/x
  3. Step 3: Cross multiply
    963,002.20x = 1,447,613.70 × 684,448.60
  4. Step 4: Simplify right side
    963,002.20x = 990,817,170,305.82
  5. Step 5: Solve for x
    x = 990,817,170,305.82/963,002.20
  6. Step 6: Final answer
    x = 1,028,883.60

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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.