Home / 3,360,213.76-5,038,293.60-1,338,769.28

Finding the Fourth Proportional to 3,360,213.76, 5,038,293.60 and 1,338,769.28

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Solution

The fourth proportional to 3,360,213.76, 5,038,293.60 and 1,338,769.28 is: 2,007,346.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,213.76 : 5,038,293.60 = 1,338,769.28 : x
  2. Step 2: Convert to fraction form
    3,360,213.76/5,038,293.60 = 1,338,769.28/x
  3. Step 3: Cross multiply
    3,360,213.76x = 5,038,293.60 × 1,338,769.28
  4. Step 4: Simplify right side
    3,360,213.76x = 6,745,112,695,300.61
  5. Step 5: Solve for x
    x = 6,745,112,695,300.61/3,360,213.76
  6. Step 6: Final answer
    x = 2,007,346.31

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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.