Home / 1,406,712.40-1,941,260.52-762,148.96

Finding the Fourth Proportional to 1,406,712.40, 1,941,260.52 and 762,148.96

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Solution

The fourth proportional to 1,406,712.40, 1,941,260.52 and 762,148.96 is: 1,051,764.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,712.40 : 1,941,260.52 = 762,148.96 : x
  2. Step 2: Convert to fraction form
    1,406,712.40/1,941,260.52 = 762,148.96/x
  3. Step 3: Cross multiply
    1,406,712.40x = 1,941,260.52 × 762,148.96
  4. Step 4: Simplify right side
    1,406,712.40x = 1,479,529,686,407.06
  5. Step 5: Solve for x
    x = 1,479,529,686,407.06/1,406,712.40
  6. Step 6: Final answer
    x = 1,051,764.16

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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.