Home / 2,779,584.40-4,168,987.80-886,517.20

Finding the Fourth Proportional to 2,779,584.40, 4,168,987.80 and 886,517.20

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Solution

The fourth proportional to 2,779,584.40, 4,168,987.80 and 886,517.20 is: 1,329,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,584.40 : 4,168,987.80 = 886,517.20 : x
  2. Step 2: Convert to fraction form
    2,779,584.40/4,168,987.80 = 886,517.20/x
  3. Step 3: Cross multiply
    2,779,584.40x = 4,168,987.80 × 886,517.20
  4. Step 4: Simplify right side
    2,779,584.40x = 3,695,879,391,290.16
  5. Step 5: Solve for x
    x = 3,695,879,391,290.16/2,779,584.40
  6. Step 6: Final answer
    x = 1,329,651.80

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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.