Home / 2,630,104.60-3,945,156.90-946,989.40

Finding the Fourth Proportional to 2,630,104.60, 3,945,156.90 and 946,989.40

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Solution

The fourth proportional to 2,630,104.60, 3,945,156.90 and 946,989.40 is: 1,420,484.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630,104.60 : 3,945,156.90 = 946,989.40 : x
  2. Step 2: Convert to fraction form
    2,630,104.60/3,945,156.90 = 946,989.40/x
  3. Step 3: Cross multiply
    2,630,104.60x = 3,945,156.90 × 946,989.40
  4. Step 4: Simplify right side
    2,630,104.60x = 3,736,021,765,636.86
  5. Step 5: Solve for x
    x = 3,736,021,765,636.86/2,630,104.60
  6. Step 6: Final answer
    x = 1,420,484.10

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1.5x scale

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.