Home / 2,415,914-3,333,876.40-1,328,177.68

Finding the Fourth Proportional to 2,415,914, 3,333,876.40 and 1,328,177.68

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Solution

The fourth proportional to 2,415,914, 3,333,876.40 and 1,328,177.68 is: 1,832,838.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415,914 : 3,333,876.40 = 1,328,177.68 : x
  2. Step 2: Convert to fraction form
    2,415,914/3,333,876.40 = 1,328,177.68/x
  3. Step 3: Cross multiply
    2,415,914x = 3,333,876.40 × 1,328,177.68
  4. Step 4: Simplify right side
    2,415,914x = 4,427,980,222,358.75
  5. Step 5: Solve for x
    x = 4,427,980,222,358.75/2,415,914
  6. Step 6: Final answer
    x = 1,832,838.51

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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.