Home / 2,635,158.18-3,635,182.81-1,666,657.38

Finding the Fourth Proportional to 2,635,158.18, 3,635,182.81 and 1,666,657.38

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Solution

The fourth proportional to 2,635,158.18, 3,635,182.81 and 1,666,657.38 is: 2,299,142.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635,158.18 : 3,635,182.81 = 1,666,657.38 : x
  2. Step 2: Convert to fraction form
    2,635,158.18/3,635,182.81 = 1,666,657.38/x
  3. Step 3: Cross multiply
    2,635,158.18x = 3,635,182.81 × 1,666,657.38
  4. Step 4: Simplify right side
    2,635,158.18x = 6,058,604,257,935.64
  5. Step 5: Solve for x
    x = 6,058,604,257,935.64/2,635,158.18
  6. Step 6: Final answer
    x = 2,299,142.53

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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.