Home / 3,402,743.80-5,102,886.90-1,719,287.80

Finding the Fourth Proportional to 3,402,743.80, 5,102,886.90 and 1,719,287.80

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Solution

The fourth proportional to 3,402,743.80, 5,102,886.90 and 1,719,287.80 is: 2,578,310.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402,743.80 : 5,102,886.90 = 1,719,287.80 : x
  2. Step 2: Convert to fraction form
    3,402,743.80/5,102,886.90 = 1,719,287.80/x
  3. Step 3: Cross multiply
    3,402,743.80x = 5,102,886.90 × 1,719,287.80
  4. Step 4: Simplify right side
    3,402,743.80x = 8,773,331,191,949.82
  5. Step 5: Solve for x
    x = 8,773,331,191,949.82/3,402,743.80
  6. Step 6: Final answer
    x = 2,578,310.83

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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.