Home / 1,145,380.03-1,717,237.05-537,855.30

Finding the Fourth Proportional to 1,145,380.03, 1,717,237.05 and 537,855.30

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Solution

The fourth proportional to 1,145,380.03, 1,717,237.05 and 537,855.30 is: 806,391.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,380.03 : 1,717,237.05 = 537,855.30 : x
  2. Step 2: Convert to fraction form
    1,145,380.03/1,717,237.05 = 537,855.30/x
  3. Step 3: Cross multiply
    1,145,380.03x = 1,717,237.05 × 537,855.30
  4. Step 4: Simplify right side
    1,145,380.03x = 923,625,048,698.87
  5. Step 5: Solve for x
    x = 923,625,048,698.87/1,145,380.03
  6. Step 6: Final answer
    x = 806,391.79

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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.