Home / 2,779,131.06-4,165,806.43-1,074,445.21

Finding the Fourth Proportional to 2,779,131.06, 4,165,806.43 and 1,074,445.21

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Solution

The fourth proportional to 2,779,131.06, 4,165,806.43 and 1,074,445.21 is: 1,610,550.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,131.06 : 4,165,806.43 = 1,074,445.21 : x
  2. Step 2: Convert to fraction form
    2,779,131.06/4,165,806.43 = 1,074,445.21/x
  3. Step 3: Cross multiply
    2,779,131.06x = 4,165,806.43 × 1,074,445.21
  4. Step 4: Simplify right side
    2,779,131.06x = 4,475,930,741,574.60
  5. Step 5: Solve for x
    x = 4,475,930,741,574.60/2,779,131.06
  6. Step 6: Final answer
    x = 1,610,550.44

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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.