Home / 1,851,778.64-2,777,763-522,186.32

Finding the Fourth Proportional to 1,851,778.64, 2,777,763 and 522,186.32

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Solution

The fourth proportional to 1,851,778.64, 2,777,763 and 522,186.32 is: 783,306.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,778.64 : 2,777,763 = 522,186.32 : x
  2. Step 2: Convert to fraction form
    1,851,778.64/2,777,763 = 522,186.32/x
  3. Step 3: Cross multiply
    1,851,778.64x = 2,777,763 × 522,186.32
  4. Step 4: Simplify right side
    1,851,778.64x = 1,450,509,838,802.16
  5. Step 5: Solve for x
    x = 1,450,509,838,802.16/1,851,778.64
  6. Step 6: Final answer
    x = 783,306.28

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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.