Home / 2,685,419.30-4,028,128.95-1,550,123.30

Finding the Fourth Proportional to 2,685,419.30, 4,028,128.95 and 1,550,123.30

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Solution

The fourth proportional to 2,685,419.30, 4,028,128.95 and 1,550,123.30 is: 2,325,184.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,419.30 : 4,028,128.95 = 1,550,123.30 : x
  2. Step 2: Convert to fraction form
    2,685,419.30/4,028,128.95 = 1,550,123.30/x
  3. Step 3: Cross multiply
    2,685,419.30x = 4,028,128.95 × 1,550,123.30
  4. Step 4: Simplify right side
    2,685,419.30x = 6,244,096,540,799.54
  5. Step 5: Solve for x
    x = 6,244,096,540,799.54/2,685,419.30
  6. Step 6: Final answer
    x = 2,325,184.95

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Double scale
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Similar ratio
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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.