Home / 3,181,240.39-4,765,839.76-1,880,498.56

Finding the Fourth Proportional to 3,181,240.39, 4,765,839.76 and 1,880,498.56

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Solution

The fourth proportional to 3,181,240.39, 4,765,839.76 and 1,880,498.56 is: 2,817,188.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,240.39 : 4,765,839.76 = 1,880,498.56 : x
  2. Step 2: Convert to fraction form
    3,181,240.39/4,765,839.76 = 1,880,498.56/x
  3. Step 3: Cross multiply
    3,181,240.39x = 4,765,839.76 × 1,880,498.56
  4. Step 4: Simplify right side
    3,181,240.39x = 8,962,154,818,031.07
  5. Step 5: Solve for x
    x = 8,962,154,818,031.07/3,181,240.39
  6. Step 6: Final answer
    x = 2,817,188.81

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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.