Home / 4,290,681.15-6,436,021.73-2,268,143.55

Finding the Fourth Proportional to 4,290,681.15, 6,436,021.73 and 2,268,143.55

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Solution

The fourth proportional to 4,290,681.15, 6,436,021.73 and 2,268,143.55 is: 3,402,215.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290,681.15 : 6,436,021.73 = 2,268,143.55 : x
  2. Step 2: Convert to fraction form
    4,290,681.15/6,436,021.73 = 2,268,143.55/x
  3. Step 3: Cross multiply
    4,290,681.15x = 6,436,021.73 × 2,268,143.55
  4. Step 4: Simplify right side
    4,290,681.15x = 14,597,821,163,218.62
  5. Step 5: Solve for x
    x = 14,597,821,163,218.62/4,290,681.15
  6. Step 6: Final answer
    x = 3,402,215.33

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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.