Home / 2,422,930.60-3,630,459.30-2,021,397.40

Finding the Fourth Proportional to 2,422,930.60, 3,630,459.30 and 2,021,397.40

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Solution

The fourth proportional to 2,422,930.60, 3,630,459.30 and 2,021,397.40 is: 3,028,811.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422,930.60 : 3,630,459.30 = 2,021,397.40 : x
  2. Step 2: Convert to fraction form
    2,422,930.60/3,630,459.30 = 2,021,397.40/x
  3. Step 3: Cross multiply
    2,422,930.60x = 3,630,459.30 × 2,021,397.40
  4. Step 4: Simplify right side
    2,422,930.60x = 7,338,600,989,825.82
  5. Step 5: Solve for x
    x = 7,338,600,989,825.82/2,422,930.60
  6. Step 6: Final answer
    x = 3,028,811.88

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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.