Home / 2,929,744.80-4,391,340.40-1,668,176.80

Finding the Fourth Proportional to 2,929,744.80, 4,391,340.40 and 1,668,176.80

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Solution

The fourth proportional to 2,929,744.80, 4,391,340.40 and 1,668,176.80 is: 2,500,399.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,744.80 : 4,391,340.40 = 1,668,176.80 : x
  2. Step 2: Convert to fraction form
    2,929,744.80/4,391,340.40 = 1,668,176.80/x
  3. Step 3: Cross multiply
    2,929,744.80x = 4,391,340.40 × 1,668,176.80
  4. Step 4: Simplify right side
    2,929,744.80x = 7,325,532,176,182.72
  5. Step 5: Solve for x
    x = 7,325,532,176,182.72/2,929,744.80
  6. Step 6: Final answer
    x = 2,500,399.41

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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.