Home / 2,933,060.10-4,048,190.37-1,912,693.38

Finding the Fourth Proportional to 2,933,060.10, 4,048,190.37 and 1,912,693.38

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Solution

The fourth proportional to 2,933,060.10, 4,048,190.37 and 1,912,693.38 is: 2,639,886.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933,060.10 : 4,048,190.37 = 1,912,693.38 : x
  2. Step 2: Convert to fraction form
    2,933,060.10/4,048,190.37 = 1,912,693.38/x
  3. Step 3: Cross multiply
    2,933,060.10x = 4,048,190.37 × 1,912,693.38
  4. Step 4: Simplify right side
    2,933,060.10x = 7,742,946,921,678.75
  5. Step 5: Solve for x
    x = 7,742,946,921,678.75/2,933,060.10
  6. Step 6: Final answer
    x = 2,639,886.90

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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.