Home / 3,071,057.76-4,238,047.76-1,694,487.12

Finding the Fourth Proportional to 3,071,057.76, 4,238,047.76 and 1,694,487.12

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Solution

The fourth proportional to 3,071,057.76, 4,238,047.76 and 1,694,487.12 is: 2,338,385.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,057.76 : 4,238,047.76 = 1,694,487.12 : x
  2. Step 2: Convert to fraction form
    3,071,057.76/4,238,047.76 = 1,694,487.12/x
  3. Step 3: Cross multiply
    3,071,057.76x = 4,238,047.76 × 1,694,487.12
  4. Step 4: Simplify right side
    3,071,057.76x = 7,181,317,343,264.85
  5. Step 5: Solve for x
    x = 7,181,317,343,264.85/3,071,057.76
  6. Step 6: Final answer
    x = 2,338,385.63

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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.