Home / 2,779,171.20-4,168,987.20-885,859.20

Finding the Fourth Proportional to 2,779,171.20, 4,168,987.20 and 885,859.20

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Solution

The fourth proportional to 2,779,171.20, 4,168,987.20 and 885,859.20 is: 1,328,862.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,171.20 : 4,168,987.20 = 885,859.20 : x
  2. Step 2: Convert to fraction form
    2,779,171.20/4,168,987.20 = 885,859.20/x
  3. Step 3: Cross multiply
    2,779,171.20x = 4,168,987.20 × 885,859.20
  4. Step 4: Simplify right side
    2,779,171.20x = 3,693,135,665,802.24
  5. Step 5: Solve for x
    x = 3,693,135,665,802.24/2,779,171.20
  6. Step 6: Final answer
    x = 1,328,862.24

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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.