Home / 1,637,082.45-2,259,197.28-939,476.97

Finding the Fourth Proportional to 1,637,082.45, 2,259,197.28 and 939,476.97

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Solution

The fourth proportional to 1,637,082.45, 2,259,197.28 and 939,476.97 is: 1,296,491.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,082.45 : 2,259,197.28 = 939,476.97 : x
  2. Step 2: Convert to fraction form
    1,637,082.45/2,259,197.28 = 939,476.97/x
  3. Step 3: Cross multiply
    1,637,082.45x = 2,259,197.28 × 939,476.97
  4. Step 4: Simplify right side
    1,637,082.45x = 2,122,463,815,246.64
  5. Step 5: Solve for x
    x = 2,122,463,815,246.64/1,637,082.45
  6. Step 6: Final answer
    x = 1,296,491.70

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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.