Home / 3,389,006.20-5,083,509.30-1,145,111.80

Finding the Fourth Proportional to 3,389,006.20, 5,083,509.30 and 1,145,111.80

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Solution

The fourth proportional to 3,389,006.20, 5,083,509.30 and 1,145,111.80 is: 1,717,667.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,006.20 : 5,083,509.30 = 1,145,111.80 : x
  2. Step 2: Convert to fraction form
    3,389,006.20/5,083,509.30 = 1,145,111.80/x
  3. Step 3: Cross multiply
    3,389,006.20x = 5,083,509.30 × 1,145,111.80
  4. Step 4: Simplify right side
    3,389,006.20x = 5,821,186,484,839.74
  5. Step 5: Solve for x
    x = 5,821,186,484,839.74/3,389,006.20
  6. Step 6: Final answer
    x = 1,717,667.70

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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.