Home / 1,969,601.13-2,953,293.55-621,512.46

Finding the Fourth Proportional to 1,969,601.13, 2,953,293.55 and 621,512.46

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Solution

The fourth proportional to 1,969,601.13, 2,953,293.55 and 621,512.46 is: 931,919.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,601.13 : 2,953,293.55 = 621,512.46 : x
  2. Step 2: Convert to fraction form
    1,969,601.13/2,953,293.55 = 621,512.46/x
  3. Step 3: Cross multiply
    1,969,601.13x = 2,953,293.55 × 621,512.46
  4. Step 4: Simplify right side
    1,969,601.13x = 1,835,508,737,808.85
  5. Step 5: Solve for x
    x = 1,835,508,737,808.85/1,969,601.13
  6. Step 6: Final answer
    x = 931,919.01

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Why These Related Problems?

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