Home / 1,443,780.38-1,992,392.70-799,186.70

Finding the Fourth Proportional to 1,443,780.38, 1,992,392.70 and 799,186.70

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Solution

The fourth proportional to 1,443,780.38, 1,992,392.70 and 799,186.70 is: 1,102,864.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,780.38 : 1,992,392.70 = 799,186.70 : x
  2. Step 2: Convert to fraction form
    1,443,780.38/1,992,392.70 = 799,186.70/x
  3. Step 3: Cross multiply
    1,443,780.38x = 1,992,392.70 × 799,186.70
  4. Step 4: Simplify right side
    1,443,780.38x = 1,592,293,747,017.09
  5. Step 5: Solve for x
    x = 1,592,293,747,017.09/1,443,780.38
  6. Step 6: Final answer
    x = 1,102,864.24

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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.