Home / 1,800,780.84-2,482,645.64-1,155,080.04

Finding the Fourth Proportional to 1,800,780.84, 2,482,645.64 and 1,155,080.04

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Solution

The fourth proportional to 1,800,780.84, 2,482,645.64 and 1,155,080.04 is: 1,592,450.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,780.84 : 2,482,645.64 = 1,155,080.04 : x
  2. Step 2: Convert to fraction form
    1,800,780.84/2,482,645.64 = 1,155,080.04/x
  3. Step 3: Cross multiply
    1,800,780.84x = 2,482,645.64 × 1,155,080.04
  4. Step 4: Simplify right side
    1,800,780.84x = 2,867,654,425,157.03
  5. Step 5: Solve for x
    x = 2,867,654,425,157.03/1,800,780.84
  6. Step 6: Final answer
    x = 1,592,450.54

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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.