Home / 3,187,290.49-4,398,332.55-1,736,954.78

Finding the Fourth Proportional to 3,187,290.49, 4,398,332.55 and 1,736,954.78

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Solution

The fourth proportional to 3,187,290.49, 4,398,332.55 and 1,736,954.78 is: 2,396,927.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,290.49 : 4,398,332.55 = 1,736,954.78 : x
  2. Step 2: Convert to fraction form
    3,187,290.49/4,398,332.55 = 1,736,954.78/x
  3. Step 3: Cross multiply
    3,187,290.49x = 4,398,332.55 × 1,736,954.78
  4. Step 4: Simplify right side
    3,187,290.49x = 7,639,704,766,329.90
  5. Step 5: Solve for x
    x = 7,639,704,766,329.90/3,187,290.49
  6. Step 6: Final answer
    x = 2,396,927.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.