Home / 1,049,560.38-1,449,090.54-807,415.74

Finding the Fourth Proportional to 1,049,560.38, 1,449,090.54 and 807,415.74

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Solution

The fourth proportional to 1,049,560.38, 1,449,090.54 and 807,415.74 is: 1,114,770.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,560.38 : 1,449,090.54 = 807,415.74 : x
  2. Step 2: Convert to fraction form
    1,049,560.38/1,449,090.54 = 807,415.74/x
  3. Step 3: Cross multiply
    1,049,560.38x = 1,449,090.54 × 807,415.74
  4. Step 4: Simplify right side
    1,049,560.38x = 1,170,018,510,681.10
  5. Step 5: Solve for x
    x = 1,170,018,510,681.10/1,049,560.38
  6. Step 6: Final answer
    x = 1,114,770.08

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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.