Home / 1,159,960.85-1,741,213.98-921,606.60

Finding the Fourth Proportional to 1,159,960.85, 1,741,213.98 and 921,606.60

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Solution

The fourth proportional to 1,159,960.85, 1,741,213.98 and 921,606.60 is: 1,383,421.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,960.85 : 1,741,213.98 = 921,606.60 : x
  2. Step 2: Convert to fraction form
    1,159,960.85/1,741,213.98 = 921,606.60/x
  3. Step 3: Cross multiply
    1,159,960.85x = 1,741,213.98 × 921,606.60
  4. Step 4: Simplify right side
    1,159,960.85x = 1,604,714,295,980.27
  5. Step 5: Solve for x
    x = 1,604,714,295,980.27/1,159,960.85
  6. Step 6: Final answer
    x = 1,383,421.09

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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.