Home / 3,405,538.76-4,699,680.14-1,856,787.76

Finding the Fourth Proportional to 3,405,538.76, 4,699,680.14 and 1,856,787.76

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Solution

The fourth proportional to 3,405,538.76, 4,699,680.14 and 1,856,787.76 is: 2,562,387.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,538.76 : 4,699,680.14 = 1,856,787.76 : x
  2. Step 2: Convert to fraction form
    3,405,538.76/4,699,680.14 = 1,856,787.76/x
  3. Step 3: Cross multiply
    3,405,538.76x = 4,699,680.14 × 1,856,787.76
  4. Step 4: Simplify right side
    3,405,538.76x = 8,726,308,543,947.96
  5. Step 5: Solve for x
    x = 8,726,308,543,947.96/3,405,538.76
  6. Step 6: Final answer
    x = 2,562,387.08

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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.