Home / 4,906,018.20-7,359,027.30-2,780,254.20

Finding the Fourth Proportional to 4,906,018.20, 7,359,027.30 and 2,780,254.20

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Solution

The fourth proportional to 4,906,018.20, 7,359,027.30 and 2,780,254.20 is: 4,170,381.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906,018.20 : 7,359,027.30 = 2,780,254.20 : x
  2. Step 2: Convert to fraction form
    4,906,018.20/7,359,027.30 = 2,780,254.20/x
  3. Step 3: Cross multiply
    4,906,018.20x = 7,359,027.30 × 2,780,254.20
  4. Step 4: Simplify right side
    4,906,018.20x = 20,459,966,558,739.66
  5. Step 5: Solve for x
    x = 20,459,966,558,739.66/4,906,018.20
  6. Step 6: Final answer
    x = 4,170,381.30

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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.