Home / 2,003,657.96-2,765,331.54-1,239,957.56

Finding the Fourth Proportional to 2,003,657.96, 2,765,331.54 and 1,239,957.56

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Solution

The fourth proportional to 2,003,657.96, 2,765,331.54 and 1,239,957.56 is: 1,711,316.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003,657.96 : 2,765,331.54 = 1,239,957.56 : x
  2. Step 2: Convert to fraction form
    2,003,657.96/2,765,331.54 = 1,239,957.56/x
  3. Step 3: Cross multiply
    2,003,657.96x = 2,765,331.54 × 1,239,957.56
  4. Step 4: Simplify right side
    2,003,657.96x = 3,428,893,748,929.44
  5. Step 5: Solve for x
    x = 3,428,893,748,929.44/2,003,657.96
  6. Step 6: Final answer
    x = 1,711,316.91

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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.