Home / 1,898,838.56-2,848,250.64-776,907.20

Finding the Fourth Proportional to 1,898,838.56, 2,848,250.64 and 776,907.20

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Solution

The fourth proportional to 1,898,838.56, 2,848,250.64 and 776,907.20 is: 1,165,357.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,838.56 : 2,848,250.64 = 776,907.20 : x
  2. Step 2: Convert to fraction form
    1,898,838.56/2,848,250.64 = 776,907.20/x
  3. Step 3: Cross multiply
    1,898,838.56x = 2,848,250.64 × 776,907.20
  4. Step 4: Simplify right side
    1,898,838.56x = 2,212,826,429,620.61
  5. Step 5: Solve for x
    x = 2,212,826,429,620.61/1,898,838.56
  6. Step 6: Final answer
    x = 1,165,357.85

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.