Home / 2,459,865.70-3,394,619.76-1,372,109.14

Finding the Fourth Proportional to 2,459,865.70, 3,394,619.76 and 1,372,109.14

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Solution

The fourth proportional to 2,459,865.70, 3,394,619.76 and 1,372,109.14 is: 1,893,513.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459,865.70 : 3,394,619.76 = 1,372,109.14 : x
  2. Step 2: Convert to fraction form
    2,459,865.70/3,394,619.76 = 1,372,109.14/x
  3. Step 3: Cross multiply
    2,459,865.70x = 3,394,619.76 × 1,372,109.14
  4. Step 4: Simplify right side
    2,459,865.70x = 4,657,788,799,520.61
  5. Step 5: Solve for x
    x = 4,657,788,799,520.61/2,459,865.70
  6. Step 6: Final answer
    x = 1,893,513.45

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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.