Home / 2,207,738.52-3,046,579.10-1,290,051.45

Finding the Fourth Proportional to 2,207,738.52, 3,046,579.10 and 1,290,051.45

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Solution

The fourth proportional to 2,207,738.52, 3,046,579.10 and 1,290,051.45 is: 1,780,212.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207,738.52 : 3,046,579.10 = 1,290,051.45 : x
  2. Step 2: Convert to fraction form
    2,207,738.52/3,046,579.10 = 1,290,051.45/x
  3. Step 3: Cross multiply
    2,207,738.52x = 3,046,579.10 × 1,290,051.45
  4. Step 4: Simplify right side
    2,207,738.52x = 3,930,243,785,494.70
  5. Step 5: Solve for x
    x = 3,930,243,785,494.70/2,207,738.52
  6. Step 6: Final answer
    x = 1,780,212.53

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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.