Home / 1,753,245.80-2,629,955.10-913,437.80

Finding the Fourth Proportional to 1,753,245.80, 2,629,955.10 and 913,437.80

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Solution

The fourth proportional to 1,753,245.80, 2,629,955.10 and 913,437.80 is: 1,370,201.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,245.80 : 2,629,955.10 = 913,437.80 : x
  2. Step 2: Convert to fraction form
    1,753,245.80/2,629,955.10 = 913,437.80/x
  3. Step 3: Cross multiply
    1,753,245.80x = 2,629,955.10 × 913,437.80
  4. Step 4: Simplify right side
    1,753,245.80x = 2,402,300,400,642.78
  5. Step 5: Solve for x
    x = 2,402,300,400,642.78/1,753,245.80
  6. Step 6: Final answer
    x = 1,370,201.71

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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.