Home / 1,929,825.21-2,663,477.67-1,070,662.26

Finding the Fourth Proportional to 1,929,825.21, 2,663,477.67 and 1,070,662.26

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Solution

The fourth proportional to 1,929,825.21, 2,663,477.67 and 1,070,662.26 is: 1,477,690.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,825.21 : 2,663,477.67 = 1,070,662.26 : x
  2. Step 2: Convert to fraction form
    1,929,825.21/2,663,477.67 = 1,070,662.26/x
  3. Step 3: Cross multiply
    1,929,825.21x = 2,663,477.67 × 1,070,662.26
  4. Step 4: Simplify right side
    1,929,825.21x = 2,851,685,021,621.73
  5. Step 5: Solve for x
    x = 2,851,685,021,621.73/1,929,825.21
  6. Step 6: Final answer
    x = 1,477,690.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.