Home / 3,421,758.54-4,722,543.63-1,971,668.46

Finding the Fourth Proportional to 3,421,758.54, 4,722,543.63 and 1,971,668.46

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Solution

The fourth proportional to 3,421,758.54, 4,722,543.63 and 1,971,668.46 is: 2,721,200.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,758.54 : 4,722,543.63 = 1,971,668.46 : x
  2. Step 2: Convert to fraction form
    3,421,758.54/4,722,543.63 = 1,971,668.46/x
  3. Step 3: Cross multiply
    3,421,758.54x = 4,722,543.63 × 1,971,668.46
  4. Step 4: Simplify right side
    3,421,758.54x = 9,311,290,326,244.91
  5. Step 5: Solve for x
    x = 9,311,290,326,244.91/3,421,758.54
  6. Step 6: Final answer
    x = 2,721,200.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.