Home / 1,896,452.32-2,616,889.26-1,122,106.90

Finding the Fourth Proportional to 1,896,452.32, 2,616,889.26 and 1,122,106.90

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Solution

The fourth proportional to 1,896,452.32, 2,616,889.26 and 1,122,106.90 is: 1,548,380.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896,452.32 : 2,616,889.26 = 1,122,106.90 : x
  2. Step 2: Convert to fraction form
    1,896,452.32/2,616,889.26 = 1,122,106.90/x
  3. Step 3: Cross multiply
    1,896,452.32x = 2,616,889.26 × 1,122,106.90
  4. Step 4: Simplify right side
    1,896,452.32x = 2,936,429,495,181.89
  5. Step 5: Solve for x
    x = 2,936,429,495,181.89/1,896,452.32
  6. Step 6: Final answer
    x = 1,548,380.34

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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.