Home / 2,147,620.02-3,221,449.43-651,712.02

Finding the Fourth Proportional to 2,147,620.02, 3,221,449.43 and 651,712.02

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Solution

The fourth proportional to 2,147,620.02, 3,221,449.43 and 651,712.02 is: 977,573.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,620.02 : 3,221,449.43 = 651,712.02 : x
  2. Step 2: Convert to fraction form
    2,147,620.02/3,221,449.43 = 651,712.02/x
  3. Step 3: Cross multiply
    2,147,620.02x = 3,221,449.43 × 651,712.02
  4. Step 4: Simplify right side
    2,147,620.02x = 2,099,457,315,353.15
  5. Step 5: Solve for x
    x = 2,099,457,315,353.15/2,147,620.02
  6. Step 6: Final answer
    x = 977,573.92

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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.