Home / 1,779,334.26-2,668,449.38-641,948.60

Finding the Fourth Proportional to 1,779,334.26, 2,668,449.38 and 641,948.60

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Solution

The fourth proportional to 1,779,334.26, 2,668,449.38 and 641,948.60 is: 962,723.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,334.26 : 2,668,449.38 = 641,948.60 : x
  2. Step 2: Convert to fraction form
    1,779,334.26/2,668,449.38 = 641,948.60/x
  3. Step 3: Cross multiply
    1,779,334.26x = 2,668,449.38 × 641,948.60
  4. Step 4: Simplify right side
    1,779,334.26x = 1,713,007,343,661.87
  5. Step 5: Solve for x
    x = 1,713,007,343,661.87/1,779,334.26
  6. Step 6: Final answer
    x = 962,723.75

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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.