Home / 1,375,463.60-2,059,258.80-1,217,999.60

Finding the Fourth Proportional to 1,375,463.60, 2,059,258.80 and 1,217,999.60

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Solution

The fourth proportional to 1,375,463.60, 2,059,258.80 and 1,217,999.60 is: 1,823,513.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,463.60 : 2,059,258.80 = 1,217,999.60 : x
  2. Step 2: Convert to fraction form
    1,375,463.60/2,059,258.80 = 1,217,999.60/x
  3. Step 3: Cross multiply
    1,375,463.60x = 2,059,258.80 × 1,217,999.60
  4. Step 4: Simplify right side
    1,375,463.60x = 2,508,176,394,696.48
  5. Step 5: Solve for x
    x = 2,508,176,394,696.48/1,375,463.60
  6. Step 6: Final answer
    x = 1,823,513.46

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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.