Home / 1,887,964.20-2,831,946.30-540,207.23

Finding the Fourth Proportional to 1,887,964.20, 2,831,946.30 and 540,207.23

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Solution

The fourth proportional to 1,887,964.20, 2,831,946.30 and 540,207.23 is: 810,310.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,964.20 : 2,831,946.30 = 540,207.23 : x
  2. Step 2: Convert to fraction form
    1,887,964.20/2,831,946.30 = 540,207.23/x
  3. Step 3: Cross multiply
    1,887,964.20x = 2,831,946.30 × 540,207.23
  4. Step 4: Simplify right side
    1,887,964.20x = 1,529,837,852,072.02
  5. Step 5: Solve for x
    x = 1,529,837,852,072.02/1,887,964.20
  6. Step 6: Final answer
    x = 810,310.84

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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.