Home / 1,669,884.13-2,304,444.55-905,937.69

Finding the Fourth Proportional to 1,669,884.13, 2,304,444.55 and 905,937.69

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Solution

The fourth proportional to 1,669,884.13, 2,304,444.55 and 905,937.69 is: 1,250,196.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,884.13 : 2,304,444.55 = 905,937.69 : x
  2. Step 2: Convert to fraction form
    1,669,884.13/2,304,444.55 = 905,937.69/x
  3. Step 3: Cross multiply
    1,669,884.13x = 2,304,444.55 × 905,937.69
  4. Step 4: Simplify right side
    1,669,884.13x = 2,087,683,172,360.09
  5. Step 5: Solve for x
    x = 2,087,683,172,360.09/1,669,884.13
  6. Step 6: Final answer
    x = 1,250,196.43

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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.