Home / 2,919,786.18-4,000,040.16-2,810,622.30

Finding the Fourth Proportional to 2,919,786.18, 4,000,040.16 and 2,810,622.30

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Solution

The fourth proportional to 2,919,786.18, 4,000,040.16 and 2,810,622.30 is: 3,850,488.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,786.18 : 4,000,040.16 = 2,810,622.30 : x
  2. Step 2: Convert to fraction form
    2,919,786.18/4,000,040.16 = 2,810,622.30/x
  3. Step 3: Cross multiply
    2,919,786.18x = 4,000,040.16 × 2,810,622.30
  4. Step 4: Simplify right side
    2,919,786.18x = 11,242,602,074,591.57
  5. Step 5: Solve for x
    x = 11,242,602,074,591.57/2,919,786.18
  6. Step 6: Final answer
    x = 3,850,488.15

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.