Home / 1,039,734.54-1,434,235.08-625,983.72

Finding the Fourth Proportional to 1,039,734.54, 1,434,235.08 and 625,983.72

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Solution

The fourth proportional to 1,039,734.54, 1,434,235.08 and 625,983.72 is: 863,497.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,734.54 : 1,434,235.08 = 625,983.72 : x
  2. Step 2: Convert to fraction form
    1,039,734.54/1,434,235.08 = 625,983.72/x
  3. Step 3: Cross multiply
    1,039,734.54x = 1,434,235.08 × 625,983.72
  4. Step 4: Simplify right side
    1,039,734.54x = 897,807,810,732.90
  5. Step 5: Solve for x
    x = 897,807,810,732.90/1,039,734.54
  6. Step 6: Final answer
    x = 863,497.15

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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.