Home / 1,203,090.21-1,660,154.09-693,694.17

Finding the Fourth Proportional to 1,203,090.21, 1,660,154.09 and 693,694.17

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Solution

The fourth proportional to 1,203,090.21, 1,660,154.09 and 693,694.17 is: 957,234.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,090.21 : 1,660,154.09 = 693,694.17 : x
  2. Step 2: Convert to fraction form
    1,203,090.21/1,660,154.09 = 693,694.17/x
  3. Step 3: Cross multiply
    1,203,090.21x = 1,660,154.09 × 693,694.17
  4. Step 4: Simplify right side
    1,203,090.21x = 1,151,639,210,066.18
  5. Step 5: Solve for x
    x = 1,151,639,210,066.18/1,203,090.21
  6. Step 6: Final answer
    x = 957,234.30

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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.