Home / 2,419,587.78-3,338,884.17-1,400,795.70

Finding the Fourth Proportional to 2,419,587.78, 3,338,884.17 and 1,400,795.70

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Solution

The fourth proportional to 2,419,587.78, 3,338,884.17 and 1,400,795.70 is: 1,933,012.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,587.78 : 3,338,884.17 = 1,400,795.70 : x
  2. Step 2: Convert to fraction form
    2,419,587.78/3,338,884.17 = 1,400,795.70/x
  3. Step 3: Cross multiply
    2,419,587.78x = 3,338,884.17 × 1,400,795.70
  4. Step 4: Simplify right side
    2,419,587.78x = 4,677,094,588,134.07
  5. Step 5: Solve for x
    x = 4,677,094,588,134.07/2,419,587.78
  6. Step 6: Final answer
    x = 1,933,012.98

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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.