Home / 2,193,301.70-3,286,015.95-1,878,373.70

Finding the Fourth Proportional to 2,193,301.70, 3,286,015.95 and 1,878,373.70

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Solution

The fourth proportional to 2,193,301.70, 3,286,015.95 and 1,878,373.70 is: 2,814,189.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,301.70 : 3,286,015.95 = 1,878,373.70 : x
  2. Step 2: Convert to fraction form
    2,193,301.70/3,286,015.95 = 1,878,373.70/x
  3. Step 3: Cross multiply
    2,193,301.70x = 3,286,015.95 × 1,878,373.70
  4. Step 4: Simplify right side
    2,193,301.70x = 6,172,365,938,260.52
  5. Step 5: Solve for x
    x = 6,172,365,938,260.52/2,193,301.70
  6. Step 6: Final answer
    x = 2,814,189.19

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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.