Home / 2,645,014.05-3,967,521.08-1,383,228.45

Finding the Fourth Proportional to 2,645,014.05, 3,967,521.08 and 1,383,228.45

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Solution

The fourth proportional to 2,645,014.05, 3,967,521.08 and 1,383,228.45 is: 2,074,842.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,645,014.05 : 3,967,521.08 = 1,383,228.45 : x
  2. Step 2: Convert to fraction form
    2,645,014.05/3,967,521.08 = 1,383,228.45/x
  3. Step 3: Cross multiply
    2,645,014.05x = 3,967,521.08 × 1,383,228.45
  4. Step 4: Simplify right side
    2,645,014.05x = 5,487,988,026,914.58
  5. Step 5: Solve for x
    x = 5,487,988,026,914.58/2,645,014.05
  6. Step 6: Final answer
    x = 2,074,842.68

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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.