Home / 2,681,228.30-4,021,842.45-2,208,836.30

Finding the Fourth Proportional to 2,681,228.30, 4,021,842.45 and 2,208,836.30

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Solution

The fourth proportional to 2,681,228.30, 4,021,842.45 and 2,208,836.30 is: 3,313,254.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,228.30 : 4,021,842.45 = 2,208,836.30 : x
  2. Step 2: Convert to fraction form
    2,681,228.30/4,021,842.45 = 2,208,836.30/x
  3. Step 3: Cross multiply
    2,681,228.30x = 4,021,842.45 × 2,208,836.30
  4. Step 4: Simplify right side
    2,681,228.30x = 8,883,591,596,440.94
  5. Step 5: Solve for x
    x = 8,883,591,596,440.94/2,681,228.30
  6. Step 6: Final answer
    x = 3,313,254.45

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Double scale
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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.