Home / 1,198,238.07-1,653,581.69-654,389.85

Finding the Fourth Proportional to 1,198,238.07, 1,653,581.69 and 654,389.85

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Solution

The fourth proportional to 1,198,238.07, 1,653,581.69 and 654,389.85 is: 903,065.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,238.07 : 1,653,581.69 = 654,389.85 : x
  2. Step 2: Convert to fraction form
    1,198,238.07/1,653,581.69 = 654,389.85/x
  3. Step 3: Cross multiply
    1,198,238.07x = 1,653,581.69 × 654,389.85
  4. Step 4: Simplify right side
    1,198,238.07x = 1,082,087,070,809.90
  5. Step 5: Solve for x
    x = 1,082,087,070,809.90/1,198,238.07
  6. Step 6: Final answer
    x = 903,065.17

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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.