Home / 2,133,228.78-2,943,855.36-1,166,358.78

Finding the Fourth Proportional to 2,133,228.78, 2,943,855.36 and 1,166,358.78

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Solution

The fourth proportional to 2,133,228.78, 2,943,855.36 and 1,166,358.78 is: 1,609,574.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133,228.78 : 2,943,855.36 = 1,166,358.78 : x
  2. Step 2: Convert to fraction form
    2,133,228.78/2,943,855.36 = 1,166,358.78/x
  3. Step 3: Cross multiply
    2,133,228.78x = 2,943,855.36 × 1,166,358.78
  4. Step 4: Simplify right side
    2,133,228.78x = 3,433,591,546,186.06
  5. Step 5: Solve for x
    x = 3,433,591,546,186.06/2,133,228.78
  6. Step 6: Final answer
    x = 1,609,574.92

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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.