Home / 1,912,305.04-2,868,667.70-632,446.30

Finding the Fourth Proportional to 1,912,305.04, 2,868,667.70 and 632,446.30

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Solution

The fourth proportional to 1,912,305.04, 2,868,667.70 and 632,446.30 is: 948,738.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,305.04 : 2,868,667.70 = 632,446.30 : x
  2. Step 2: Convert to fraction form
    1,912,305.04/2,868,667.70 = 632,446.30/x
  3. Step 3: Cross multiply
    1,912,305.04x = 2,868,667.70 × 632,446.30
  4. Step 4: Simplify right side
    1,912,305.04x = 1,814,278,272,794.51
  5. Step 5: Solve for x
    x = 1,814,278,272,794.51/1,912,305.04
  6. Step 6: Final answer
    x = 948,738.95

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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.