Home / 1,198,253.21-1,653,581.03-654,389.16

Finding the Fourth Proportional to 1,198,253.21, 1,653,581.03 and 654,389.16

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Solution

The fourth proportional to 1,198,253.21, 1,653,581.03 and 654,389.16 is: 903,052.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,253.21 : 1,653,581.03 = 654,389.16 : x
  2. Step 2: Convert to fraction form
    1,198,253.21/1,653,581.03 = 654,389.16/x
  3. Step 3: Cross multiply
    1,198,253.21x = 1,653,581.03 × 654,389.16
  4. Step 4: Simplify right side
    1,198,253.21x = 1,082,085,497,941.69
  5. Step 5: Solve for x
    x = 1,082,085,497,941.69/1,198,253.21
  6. Step 6: Final answer
    x = 903,052.45

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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.