Home / 1,851,802.40-2,777,217.42-786,296

Finding the Fourth Proportional to 1,851,802.40, 2,777,217.42 and 786,296

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Solution

The fourth proportional to 1,851,802.40, 2,777,217.42 and 786,296 is: 1,179,237.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,802.40 : 2,777,217.42 = 786,296 : x
  2. Step 2: Convert to fraction form
    1,851,802.40/2,777,217.42 = 786,296/x
  3. Step 3: Cross multiply
    1,851,802.40x = 2,777,217.42 × 786,296
  4. Step 4: Simplify right side
    1,851,802.40x = 2,183,714,948,476.32
  5. Step 5: Solve for x
    x = 2,183,714,948,476.32/1,851,802.40
  6. Step 6: Final answer
    x = 1,179,237.56

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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.