Home / 1,629,780.48-2,248,988-985,555.92

Finding the Fourth Proportional to 1,629,780.48, 2,248,988 and 985,555.92

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Solution

The fourth proportional to 1,629,780.48, 2,248,988 and 985,555.92 is: 1,360,001.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,780.48 : 2,248,988 = 985,555.92 : x
  2. Step 2: Convert to fraction form
    1,629,780.48/2,248,988 = 985,555.92/x
  3. Step 3: Cross multiply
    1,629,780.48x = 2,248,988 × 985,555.92
  4. Step 4: Simplify right side
    1,629,780.48x = 2,216,503,437,408.96
  5. Step 5: Solve for x
    x = 2,216,503,437,408.96/1,629,780.48
  6. Step 6: Final answer
    x = 1,360,001.22

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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.