Home / 1,319,019-1,820,246.34-746,046.84

Finding the Fourth Proportional to 1,319,019, 1,820,246.34 and 746,046.84

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Solution

The fourth proportional to 1,319,019, 1,820,246.34 and 746,046.84 is: 1,029,544.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,019 : 1,820,246.34 = 746,046.84 : x
  2. Step 2: Convert to fraction form
    1,319,019/1,820,246.34 = 746,046.84/x
  3. Step 3: Cross multiply
    1,319,019x = 1,820,246.34 × 746,046.84
  4. Step 4: Simplify right side
    1,319,019x = 1,357,989,029,978.57
  5. Step 5: Solve for x
    x = 1,357,989,029,978.57/1,319,019
  6. Step 6: Final answer
    x = 1,029,544.71

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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.