Home / 2,564,400.81-3,538,829.43-1,418,480.22

Finding the Fourth Proportional to 2,564,400.81, 3,538,829.43 and 1,418,480.22

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Solution

The fourth proportional to 2,564,400.81, 3,538,829.43 and 1,418,480.22 is: 1,957,478.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564,400.81 : 3,538,829.43 = 1,418,480.22 : x
  2. Step 2: Convert to fraction form
    2,564,400.81/3,538,829.43 = 1,418,480.22/x
  3. Step 3: Cross multiply
    2,564,400.81x = 3,538,829.43 × 1,418,480.22
  4. Step 4: Simplify right side
    2,564,400.81x = 5,019,759,548,408.88
  5. Step 5: Solve for x
    x = 5,019,759,548,408.88/2,564,400.81
  6. Step 6: Final answer
    x = 1,957,478.54

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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.