Home / 1,199,029.79-1,795,321.77-913,359.49

Finding the Fourth Proportional to 1,199,029.79, 1,795,321.77 and 913,359.49

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Solution

The fourth proportional to 1,199,029.79, 1,795,321.77 and 913,359.49 is: 1,367,584.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,029.79 : 1,795,321.77 = 913,359.49 : x
  2. Step 2: Convert to fraction form
    1,199,029.79/1,795,321.77 = 913,359.49/x
  3. Step 3: Cross multiply
    1,199,029.79x = 1,795,321.77 × 913,359.49
  4. Step 4: Simplify right side
    1,199,029.79x = 1,639,774,167,256.49
  5. Step 5: Solve for x
    x = 1,639,774,167,256.49/1,199,029.79
  6. Step 6: Final answer
    x = 1,367,584.18

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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.