Home / 3,460,694.61-4,775,614.03-1,990,491.36

Finding the Fourth Proportional to 3,460,694.61, 4,775,614.03 and 1,990,491.36

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Solution

The fourth proportional to 3,460,694.61, 4,775,614.03 and 1,990,491.36 is: 2,746,794.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,694.61 : 4,775,614.03 = 1,990,491.36 : x
  2. Step 2: Convert to fraction form
    3,460,694.61/4,775,614.03 = 1,990,491.36/x
  3. Step 3: Cross multiply
    3,460,694.61x = 4,775,614.03 × 1,990,491.36
  4. Step 4: Simplify right side
    3,460,694.61x = 9,505,818,465,409.78
  5. Step 5: Solve for x
    x = 9,505,818,465,409.78/3,460,694.61
  6. Step 6: Final answer
    x = 2,746,794.95

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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.