Home / 1,708,780.70-2,563,559.85-998,443.10

Finding the Fourth Proportional to 1,708,780.70, 2,563,559.85 and 998,443.10

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Solution

The fourth proportional to 1,708,780.70, 2,563,559.85 and 998,443.10 is: 1,497,891.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,780.70 : 2,563,559.85 = 998,443.10 : x
  2. Step 2: Convert to fraction form
    1,708,780.70/2,563,559.85 = 998,443.10/x
  3. Step 3: Cross multiply
    1,708,780.70x = 2,563,559.85 × 998,443.10
  4. Step 4: Simplify right side
    1,708,780.70x = 2,559,568,643,669.54
  5. Step 5: Solve for x
    x = 2,559,568,643,669.54/1,708,780.70
  6. Step 6: Final answer
    x = 1,497,891.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.