Home / 1,295,128.90-1,942,693.35-1,195,596.10

Finding the Fourth Proportional to 1,295,128.90, 1,942,693.35 and 1,195,596.10

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Solution

The fourth proportional to 1,295,128.90, 1,942,693.35 and 1,195,596.10 is: 1,793,394.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,128.90 : 1,942,693.35 = 1,195,596.10 : x
  2. Step 2: Convert to fraction form
    1,295,128.90/1,942,693.35 = 1,195,596.10/x
  3. Step 3: Cross multiply
    1,295,128.90x = 1,942,693.35 × 1,195,596.10
  4. Step 4: Simplify right side
    1,295,128.90x = 2,322,676,592,755.94
  5. Step 5: Solve for x
    x = 2,322,676,592,755.94/1,295,128.90
  6. Step 6: Final answer
    x = 1,793,394.15

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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.