Home / 1,480,841.39-2,219,582.88-680,469.10

Finding the Fourth Proportional to 1,480,841.39, 2,219,582.88 and 680,469.10

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Solution

The fourth proportional to 1,480,841.39, 2,219,582.88 and 680,469.10 is: 1,019,932.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,841.39 : 2,219,582.88 = 680,469.10 : x
  2. Step 2: Convert to fraction form
    1,480,841.39/2,219,582.88 = 680,469.10/x
  3. Step 3: Cross multiply
    1,480,841.39x = 2,219,582.88 × 680,469.10
  4. Step 4: Simplify right side
    1,480,841.39x = 1,510,357,564,729.01
  5. Step 5: Solve for x
    x = 1,510,357,564,729.01/1,480,841.39
  6. Step 6: Final answer
    x = 1,019,932.03

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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.