Home / 4,979,787.50-6,872,458.68-2,774,796.69

Finding the Fourth Proportional to 4,979,787.50, 6,872,458.68 and 2,774,796.69

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Solution

The fourth proportional to 4,979,787.50, 6,872,458.68 and 2,774,796.69 is: 3,829,415.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979,787.50 : 6,872,458.68 = 2,774,796.69 : x
  2. Step 2: Convert to fraction form
    4,979,787.50/6,872,458.68 = 2,774,796.69/x
  3. Step 3: Cross multiply
    4,979,787.50x = 6,872,458.68 × 2,774,796.69
  4. Step 4: Simplify right side
    4,979,787.50x = 19,069,675,597,425.77
  5. Step 5: Solve for x
    x = 19,069,675,597,425.77/4,979,787.50
  6. Step 6: Final answer
    x = 3,829,415.53

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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.