Home / 1,335,376.79-1,843,458.59-762,306.25

Finding the Fourth Proportional to 1,335,376.79, 1,843,458.59 and 762,306.25

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Solution

The fourth proportional to 1,335,376.79, 1,843,458.59 and 762,306.25 is: 1,052,347.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,376.79 : 1,843,458.59 = 762,306.25 : x
  2. Step 2: Convert to fraction form
    1,335,376.79/1,843,458.59 = 762,306.25/x
  3. Step 3: Cross multiply
    1,335,376.79x = 1,843,458.59 × 762,306.25
  4. Step 4: Simplify right side
    1,335,376.79x = 1,405,280,004,773.19
  5. Step 5: Solve for x
    x = 1,405,280,004,773.19/1,335,376.79
  6. Step 6: Final answer
    x = 1,052,347.18

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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.