Home / 1,480,221.41-2,042,722.26-868,384.60

Finding the Fourth Proportional to 1,480,221.41, 2,042,722.26 and 868,384.60

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Solution

The fourth proportional to 1,480,221.41, 2,042,722.26 and 868,384.60 is: 1,198,380.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,221.41 : 2,042,722.26 = 868,384.60 : x
  2. Step 2: Convert to fraction form
    1,480,221.41/2,042,722.26 = 868,384.60/x
  3. Step 3: Cross multiply
    1,480,221.41x = 2,042,722.26 × 868,384.60
  4. Step 4: Simplify right side
    1,480,221.41x = 1,773,868,547,554.39
  5. Step 5: Solve for x
    x = 1,773,868,547,554.39/1,480,221.41
  6. Step 6: Final answer
    x = 1,198,380.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.