Home / 1,214,081.85-1,675,389.03-670,205.96

Finding the Fourth Proportional to 1,214,081.85, 1,675,389.03 and 670,205.96

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Solution

The fourth proportional to 1,214,081.85, 1,675,389.03 and 670,205.96 is: 924,859.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,081.85 : 1,675,389.03 = 670,205.96 : x
  2. Step 2: Convert to fraction form
    1,214,081.85/1,675,389.03 = 670,205.96/x
  3. Step 3: Cross multiply
    1,214,081.85x = 1,675,389.03 × 670,205.96
  4. Step 4: Simplify right side
    1,214,081.85x = 1,122,855,713,224.62
  5. Step 5: Solve for x
    x = 1,122,855,713,224.62/1,214,081.85
  6. Step 6: Final answer
    x = 924,859.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.