Home / 2,731,448.64-3,769,377.88-1,507,754.55

Finding the Fourth Proportional to 2,731,448.64, 3,769,377.88 and 1,507,754.55

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Solution

The fourth proportional to 2,731,448.64, 3,769,377.88 and 1,507,754.55 is: 2,080,689.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,448.64 : 3,769,377.88 = 1,507,754.55 : x
  2. Step 2: Convert to fraction form
    2,731,448.64/3,769,377.88 = 1,507,754.55/x
  3. Step 3: Cross multiply
    2,731,448.64x = 3,769,377.88 × 1,507,754.55
  4. Step 4: Simplify right side
    2,731,448.64x = 5,683,296,662,432.18
  5. Step 5: Solve for x
    x = 5,683,296,662,432.18/2,731,448.64
  6. Step 6: Final answer
    x = 2,080,689.56

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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.