Home / 1,929,779.28-2,663,414.19-1,070,616.33

Finding the Fourth Proportional to 1,929,779.28, 2,663,414.19 and 1,070,616.33

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Solution

The fourth proportional to 1,929,779.28, 2,663,414.19 and 1,070,616.33 is: 1,477,627.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,779.28 : 2,663,414.19 = 1,070,616.33 : x
  2. Step 2: Convert to fraction form
    1,929,779.28/2,663,414.19 = 1,070,616.33/x
  3. Step 3: Cross multiply
    1,929,779.28x = 2,663,414.19 × 1,070,616.33
  4. Step 4: Simplify right side
    1,929,779.28x = 2,851,494,725,367.72
  5. Step 5: Solve for x
    x = 2,851,494,725,367.72/1,929,779.28
  6. Step 6: Final answer
    x = 1,477,627.39

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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.