Home / 5,860,979.40-8,785,053.90-2,072,512.20

Finding the Fourth Proportional to 5,860,979.40, 8,785,053.90 and 2,072,512.20

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Solution

The fourth proportional to 5,860,979.40, 8,785,053.90 and 2,072,512.20 is: 3,106,499.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860,979.40 : 8,785,053.90 = 2,072,512.20 : x
  2. Step 2: Convert to fraction form
    5,860,979.40/8,785,053.90 = 2,072,512.20/x
  3. Step 3: Cross multiply
    5,860,979.40x = 8,785,053.90 × 2,072,512.20
  4. Step 4: Simplify right side
    5,860,979.40x = 18,207,131,385,407.58
  5. Step 5: Solve for x
    x = 18,207,131,385,407.58/5,860,979.40
  6. Step 6: Final answer
    x = 3,106,499.81

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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.