Home / 2,305,256.16-3,180,960-1,286,703.84

Finding the Fourth Proportional to 2,305,256.16, 3,180,960 and 1,286,703.84

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Solution

The fourth proportional to 2,305,256.16, 3,180,960 and 1,286,703.84 is: 1,775,487.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305,256.16 : 3,180,960 = 1,286,703.84 : x
  2. Step 2: Convert to fraction form
    2,305,256.16/3,180,960 = 1,286,703.84/x
  3. Step 3: Cross multiply
    2,305,256.16x = 3,180,960 × 1,286,703.84
  4. Step 4: Simplify right side
    2,305,256.16x = 4,092,953,446,886.40
  5. Step 5: Solve for x
    x = 4,092,953,446,886.40/2,305,256.16
  6. Step 6: Final answer
    x = 1,775,487.48

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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.