Home / 2,782,985.80-4,171,565.43-1,164,681.89

Finding the Fourth Proportional to 2,782,985.80, 4,171,565.43 and 1,164,681.89

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Solution

The fourth proportional to 2,782,985.80, 4,171,565.43 and 1,164,681.89 is: 1,745,803.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,985.80 : 4,171,565.43 = 1,164,681.89 : x
  2. Step 2: Convert to fraction form
    2,782,985.80/4,171,565.43 = 1,164,681.89/x
  3. Step 3: Cross multiply
    2,782,985.80x = 4,171,565.43 × 1,164,681.89
  4. Step 4: Simplify right side
    2,782,985.80x = 4,858,546,682,589.83
  5. Step 5: Solve for x
    x = 4,858,546,682,589.83/2,782,985.80
  6. Step 6: Final answer
    x = 1,745,803.62

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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.