Home / 2,731,471.38-3,769,431.30-1,507,777.74

Finding the Fourth Proportional to 2,731,471.38, 3,769,431.30 and 1,507,777.74

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Solution

The fourth proportional to 2,731,471.38, 3,769,431.30 and 1,507,777.74 is: 2,080,733.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,471.38 : 3,769,431.30 = 1,507,777.74 : x
  2. Step 2: Convert to fraction form
    2,731,471.38/3,769,431.30 = 1,507,777.74/x
  3. Step 3: Cross multiply
    2,731,471.38x = 3,769,431.30 × 1,507,777.74
  4. Step 4: Simplify right side
    2,731,471.38x = 5,683,464,606,599.26
  5. Step 5: Solve for x
    x = 5,683,464,606,599.26/2,731,471.38
  6. Step 6: Final answer
    x = 2,080,733.72

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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.