Home / 2,147,661.64-3,221,417.90-550,237.96

Finding the Fourth Proportional to 2,147,661.64, 3,221,417.90 and 550,237.96

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Solution

The fourth proportional to 2,147,661.64, 3,221,417.90 and 550,237.96 is: 825,337.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,661.64 : 3,221,417.90 = 550,237.96 : x
  2. Step 2: Convert to fraction form
    2,147,661.64/3,221,417.90 = 550,237.96/x
  3. Step 3: Cross multiply
    2,147,661.64x = 3,221,417.90 × 550,237.96
  4. Step 4: Simplify right side
    2,147,661.64x = 1,772,546,413,603.48
  5. Step 5: Solve for x
    x = 1,772,546,413,603.48/2,147,661.64
  6. Step 6: Final answer
    x = 825,337.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.