Home / 2,016,881.20-3,025,321.80-520,973.20

Finding the Fourth Proportional to 2,016,881.20, 3,025,321.80 and 520,973.20

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Solution

The fourth proportional to 2,016,881.20, 3,025,321.80 and 520,973.20 is: 781,459.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,881.20 : 3,025,321.80 = 520,973.20 : x
  2. Step 2: Convert to fraction form
    2,016,881.20/3,025,321.80 = 520,973.20/x
  3. Step 3: Cross multiply
    2,016,881.20x = 3,025,321.80 × 520,973.20
  4. Step 4: Simplify right side
    2,016,881.20x = 1,576,111,579,175.76
  5. Step 5: Solve for x
    x = 1,576,111,579,175.76/2,016,881.20
  6. Step 6: Final answer
    x = 781,459.80

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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.