Home / 1,406,680.82-1,941,228.84-762,101.02

Finding the Fourth Proportional to 1,406,680.82, 1,941,228.84 and 762,101.02

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Solution

The fourth proportional to 1,406,680.82, 1,941,228.84 and 762,101.02 is: 1,051,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,680.82 : 1,941,228.84 = 762,101.02 : x
  2. Step 2: Convert to fraction form
    1,406,680.82/1,941,228.84 = 762,101.02/x
  3. Step 3: Cross multiply
    1,406,680.82x = 1,941,228.84 × 762,101.02
  4. Step 4: Simplify right side
    1,406,680.82x = 1,479,412,479,017.42
  5. Step 5: Solve for x
    x = 1,479,412,479,017.42/1,406,680.82
  6. Step 6: Final answer
    x = 1,051,704.45

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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.