Home / 1,762,988.28-2,644,433.82-1,185,289.80

Finding the Fourth Proportional to 1,762,988.28, 2,644,433.82 and 1,185,289.80

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Solution

The fourth proportional to 1,762,988.28, 2,644,433.82 and 1,185,289.80 is: 1,777,902.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,988.28 : 2,644,433.82 = 1,185,289.80 : x
  2. Step 2: Convert to fraction form
    1,762,988.28/2,644,433.82 = 1,185,289.80/x
  3. Step 3: Cross multiply
    1,762,988.28x = 2,644,433.82 × 1,185,289.80
  4. Step 4: Simplify right side
    1,762,988.28x = 3,134,420,433,621.04
  5. Step 5: Solve for x
    x = 3,134,420,433,621.04/1,762,988.28
  6. Step 6: Final answer
    x = 1,777,902.03

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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.