Home / 3,888,071.40-5,825,108.70-3,174,234.60

Finding the Fourth Proportional to 3,888,071.40, 5,825,108.70 and 3,174,234.60

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Solution

The fourth proportional to 3,888,071.40, 5,825,108.70 and 3,174,234.60 is: 4,755,638.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,071.40 : 5,825,108.70 = 3,174,234.60 : x
  2. Step 2: Convert to fraction form
    3,888,071.40/5,825,108.70 = 3,174,234.60/x
  3. Step 3: Cross multiply
    3,888,071.40x = 5,825,108.70 × 3,174,234.60
  4. Step 4: Simplify right side
    3,888,071.40x = 18,490,261,584,301.02
  5. Step 5: Solve for x
    x = 18,490,261,584,301.02/3,888,071.40
  6. Step 6: Final answer
    x = 4,755,638.38

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1.5x scale

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.