Home / 1,553,738.28-2,144,266.63-941,916.83

Finding the Fourth Proportional to 1,553,738.28, 2,144,266.63 and 941,916.83

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Solution

The fourth proportional to 1,553,738.28, 2,144,266.63 and 941,916.83 is: 1,299,910.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,738.28 : 2,144,266.63 = 941,916.83 : x
  2. Step 2: Convert to fraction form
    1,553,738.28/2,144,266.63 = 941,916.83/x
  3. Step 3: Cross multiply
    1,553,738.28x = 2,144,266.63 × 941,916.83
  4. Step 4: Simplify right side
    1,553,738.28x = 2,019,720,819,759.01
  5. Step 5: Solve for x
    x = 2,019,720,819,759.01/1,553,738.28
  6. Step 6: Final answer
    x = 1,299,910.58

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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.