Home / 2,921,811.55-4,032,500.46-1,681,396.41

Finding the Fourth Proportional to 2,921,811.55, 4,032,500.46 and 1,681,396.41

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Solution

The fourth proportional to 2,921,811.55, 4,032,500.46 and 1,681,396.41 is: 2,320,557.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,811.55 : 4,032,500.46 = 1,681,396.41 : x
  2. Step 2: Convert to fraction form
    2,921,811.55/4,032,500.46 = 1,681,396.41/x
  3. Step 3: Cross multiply
    2,921,811.55x = 4,032,500.46 × 1,681,396.41
  4. Step 4: Simplify right side
    2,921,811.55x = 6,780,231,796,767.35
  5. Step 5: Solve for x
    x = 6,780,231,796,767.35/2,921,811.55
  6. Step 6: Final answer
    x = 2,320,557.53

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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.