Home / 1,912,338.13-2,868,811.71-632,992.34

Finding the Fourth Proportional to 1,912,338.13, 2,868,811.71 and 632,992.34

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Solution

The fourth proportional to 1,912,338.13, 2,868,811.71 and 632,992.34 is: 949,589.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,338.13 : 2,868,811.71 = 632,992.34 : x
  2. Step 2: Convert to fraction form
    1,912,338.13/2,868,811.71 = 632,992.34/x
  3. Step 3: Cross multiply
    1,912,338.13x = 2,868,811.71 × 632,992.34
  4. Step 4: Simplify right side
    1,912,338.13x = 1,815,935,837,332.30
  5. Step 5: Solve for x
    x = 1,815,935,837,332.30/1,912,338.13
  6. Step 6: Final answer
    x = 949,589.31

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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.