Home / 1,630,867.30-2,441,462.55-1,212,000.10

Finding the Fourth Proportional to 1,630,867.30, 2,441,462.55 and 1,212,000.10

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Solution

The fourth proportional to 1,630,867.30, 2,441,462.55 and 1,212,000.10 is: 1,814,404.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,867.30 : 2,441,462.55 = 1,212,000.10 : x
  2. Step 2: Convert to fraction form
    1,630,867.30/2,441,462.55 = 1,212,000.10/x
  3. Step 3: Cross multiply
    1,630,867.30x = 2,441,462.55 × 1,212,000.10
  4. Step 4: Simplify right side
    1,630,867.30x = 2,959,052,854,746.26
  5. Step 5: Solve for x
    x = 2,959,052,854,746.26/1,630,867.30
  6. Step 6: Final answer
    x = 1,814,404.43

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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.