Home / 1,666,426.11-2,299,855.07-941,320.54

Finding the Fourth Proportional to 1,666,426.11, 2,299,855.07 and 941,320.54

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Solution

The fourth proportional to 1,666,426.11, 2,299,855.07 and 941,320.54 is: 1,299,128.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,426.11 : 2,299,855.07 = 941,320.54 : x
  2. Step 2: Convert to fraction form
    1,666,426.11/2,299,855.07 = 941,320.54/x
  3. Step 3: Cross multiply
    1,666,426.11x = 2,299,855.07 × 941,320.54
  4. Step 4: Simplify right side
    1,666,426.11x = 2,164,900,816,414.14
  5. Step 5: Solve for x
    x = 2,164,900,816,414.14/1,666,426.11
  6. Step 6: Final answer
    x = 1,299,128.00

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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.