Home / 1,821,156.70-2,733,387.45-923,223.10

Finding the Fourth Proportional to 1,821,156.70, 2,733,387.45 and 923,223.10

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Solution

The fourth proportional to 1,821,156.70, 2,733,387.45 and 923,223.10 is: 1,385,672.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,156.70 : 2,733,387.45 = 923,223.10 : x
  2. Step 2: Convert to fraction form
    1,821,156.70/2,733,387.45 = 923,223.10/x
  3. Step 3: Cross multiply
    1,821,156.70x = 2,733,387.45 × 923,223.10
  4. Step 4: Simplify right side
    1,821,156.70x = 2,523,526,435,090.10
  5. Step 5: Solve for x
    x = 2,523,526,435,090.10/1,821,156.70
  6. Step 6: Final answer
    x = 1,385,672.32

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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.