Home / 3,313,306.93-4,969,406.81-917,393.75

Finding the Fourth Proportional to 3,313,306.93, 4,969,406.81 and 917,393.75

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Solution

The fourth proportional to 3,313,306.93, 4,969,406.81 and 917,393.75 is: 1,375,937.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313,306.93 : 4,969,406.81 = 917,393.75 : x
  2. Step 2: Convert to fraction form
    3,313,306.93/4,969,406.81 = 917,393.75/x
  3. Step 3: Cross multiply
    3,313,306.93x = 4,969,406.81 × 917,393.75
  4. Step 4: Simplify right side
    3,313,306.93x = 4,558,902,748,701.44
  5. Step 5: Solve for x
    x = 4,558,902,748,701.44/3,313,306.93
  6. Step 6: Final answer
    x = 1,375,937.35

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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.