Home / 2,631,777.48-3,632,428.80-1,666,195.20

Finding the Fourth Proportional to 2,631,777.48, 3,632,428.80 and 1,666,195.20

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Solution

The fourth proportional to 2,631,777.48, 3,632,428.80 and 1,666,195.20 is: 2,299,713.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,777.48 : 3,632,428.80 = 1,666,195.20 : x
  2. Step 2: Convert to fraction form
    2,631,777.48/3,632,428.80 = 1,666,195.20/x
  3. Step 3: Cross multiply
    2,631,777.48x = 3,632,428.80 × 1,666,195.20
  4. Step 4: Simplify right side
    2,631,777.48x = 6,052,335,430,901.76
  5. Step 5: Solve for x
    x = 6,052,335,430,901.76/2,631,777.48
  6. Step 6: Final answer
    x = 2,299,713.97

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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.