Home / 1,779,673.38-2,456,165.04-1,005,336.84

Finding the Fourth Proportional to 1,779,673.38, 2,456,165.04 and 1,005,336.84

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Solution

The fourth proportional to 1,779,673.38, 2,456,165.04 and 1,005,336.84 is: 1,387,486.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,673.38 : 2,456,165.04 = 1,005,336.84 : x
  2. Step 2: Convert to fraction form
    1,779,673.38/2,456,165.04 = 1,005,336.84/x
  3. Step 3: Cross multiply
    1,779,673.38x = 2,456,165.04 × 1,005,336.84
  4. Step 4: Simplify right side
    1,779,673.38x = 2,469,273,199,832.07
  5. Step 5: Solve for x
    x = 2,469,273,199,832.07/1,779,673.38
  6. Step 6: Final answer
    x = 1,387,486.73

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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.