Home / 5,245,602.14-7,239,620.79-2,954,210.78

Finding the Fourth Proportional to 5,245,602.14, 7,239,620.79 and 2,954,210.78

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Solution

The fourth proportional to 5,245,602.14, 7,239,620.79 and 2,954,210.78 is: 4,077,199.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245,602.14 : 7,239,620.79 = 2,954,210.78 : x
  2. Step 2: Convert to fraction form
    5,245,602.14/7,239,620.79 = 2,954,210.78/x
  3. Step 3: Cross multiply
    5,245,602.14x = 7,239,620.79 × 2,954,210.78
  4. Step 4: Simplify right side
    5,245,602.14x = 21,387,365,780,930.11
  5. Step 5: Solve for x
    x = 21,387,365,780,930.11/5,245,602.14
  6. Step 6: Final answer
    x = 4,077,199.38

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1.5x scale

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.