Home / 2,819,362.92-3,890,621.88-1,530,177.36

Finding the Fourth Proportional to 2,819,362.92, 3,890,621.88 and 1,530,177.36

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Solution

The fourth proportional to 2,819,362.92, 3,890,621.88 and 1,530,177.36 is: 2,111,591.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,362.92 : 3,890,621.88 = 1,530,177.36 : x
  2. Step 2: Convert to fraction form
    2,819,362.92/3,890,621.88 = 1,530,177.36/x
  3. Step 3: Cross multiply
    2,819,362.92x = 3,890,621.88 × 1,530,177.36
  4. Step 4: Simplify right side
    2,819,362.92x = 5,953,341,517,096.64
  5. Step 5: Solve for x
    x = 5,953,341,517,096.64/2,819,362.92
  6. Step 6: Final answer
    x = 2,111,591.05

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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.