Home / 3,147,985.68-4,344,091.93-1,859,243.28

Finding the Fourth Proportional to 3,147,985.68, 4,344,091.93 and 1,859,243.28

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Solution

The fourth proportional to 3,147,985.68, 4,344,091.93 and 1,859,243.28 is: 2,565,679.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,985.68 : 4,344,091.93 = 1,859,243.28 : x
  2. Step 2: Convert to fraction form
    3,147,985.68/4,344,091.93 = 1,859,243.28/x
  3. Step 3: Cross multiply
    3,147,985.68x = 4,344,091.93 × 1,859,243.28
  4. Step 4: Simplify right side
    3,147,985.68x = 8,076,723,728,554.73
  5. Step 5: Solve for x
    x = 8,076,723,728,554.73/3,147,985.68
  6. Step 6: Final answer
    x = 2,565,679.95

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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.