Home / 2,780,936.01-4,170,354.26-1,283,978.25

Finding the Fourth Proportional to 2,780,936.01, 4,170,354.26 and 1,283,978.25

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Solution

The fourth proportional to 2,780,936.01, 4,170,354.26 and 1,283,978.25 is: 1,925,482.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,936.01 : 4,170,354.26 = 1,283,978.25 : x
  2. Step 2: Convert to fraction form
    2,780,936.01/4,170,354.26 = 1,283,978.25/x
  3. Step 3: Cross multiply
    2,780,936.01x = 4,170,354.26 × 1,283,978.25
  4. Step 4: Simplify right side
    2,780,936.01x = 5,354,644,158,214.95
  5. Step 5: Solve for x
    x = 5,354,644,158,214.95/2,780,936.01
  6. Step 6: Final answer
    x = 1,925,482.69

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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.