Home / 3,353,451.12-4,630,836.96-2,130,150.78

Finding the Fourth Proportional to 3,353,451.12, 4,630,836.96 and 2,130,150.78

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Solution

The fourth proportional to 3,353,451.12, 4,630,836.96 and 2,130,150.78 is: 2,941,560.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353,451.12 : 4,630,836.96 = 2,130,150.78 : x
  2. Step 2: Convert to fraction form
    3,353,451.12/4,630,836.96 = 2,130,150.78/x
  3. Step 3: Cross multiply
    3,353,451.12x = 4,630,836.96 × 2,130,150.78
  4. Step 4: Simplify right side
    3,353,451.12x = 9,864,380,962,396.83
  5. Step 5: Solve for x
    x = 9,864,380,962,396.83/3,353,451.12
  6. Step 6: Final answer
    x = 2,941,560.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.