Home / 1,764,932.63-2,435,504.67-990,491.13

Finding the Fourth Proportional to 1,764,932.63, 2,435,504.67 and 990,491.13

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Solution

The fourth proportional to 1,764,932.63, 2,435,504.67 and 990,491.13 is: 1,366,820.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,932.63 : 2,435,504.67 = 990,491.13 : x
  2. Step 2: Convert to fraction form
    1,764,932.63/2,435,504.67 = 990,491.13/x
  3. Step 3: Cross multiply
    1,764,932.63x = 2,435,504.67 × 990,491.13
  4. Step 4: Simplify right side
    1,764,932.63x = 2,412,345,772,708.58
  5. Step 5: Solve for x
    x = 2,412,345,772,708.58/1,764,932.63
  6. Step 6: Final answer
    x = 1,366,820.32

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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.