Home / 3,221,217-4,445,166.15-1,770,901.92

Finding the Fourth Proportional to 3,221,217, 4,445,166.15 and 1,770,901.92

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Solution

The fourth proportional to 3,221,217, 4,445,166.15 and 1,770,901.92 is: 2,443,782.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,217 : 4,445,166.15 = 1,770,901.92 : x
  2. Step 2: Convert to fraction form
    3,221,217/4,445,166.15 = 1,770,901.92/x
  3. Step 3: Cross multiply
    3,221,217x = 4,445,166.15 × 1,770,901.92
  4. Step 4: Simplify right side
    3,221,217x = 7,871,953,269,754.01
  5. Step 5: Solve for x
    x = 7,871,953,269,754.01/3,221,217
  6. Step 6: Final answer
    x = 2,443,782.36

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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.