Home / 1,296,256.32-1,789,209.12-752,514.24

Finding the Fourth Proportional to 1,296,256.32, 1,789,209.12 and 752,514.24

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Solution

The fourth proportional to 1,296,256.32, 1,789,209.12 and 752,514.24 is: 1,038,687.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,256.32 : 1,789,209.12 = 752,514.24 : x
  2. Step 2: Convert to fraction form
    1,296,256.32/1,789,209.12 = 752,514.24/x
  3. Step 3: Cross multiply
    1,296,256.32x = 1,789,209.12 × 752,514.24
  4. Step 4: Simplify right side
    1,296,256.32x = 1,346,405,341,137.87
  5. Step 5: Solve for x
    x = 1,346,405,341,137.87/1,296,256.32
  6. Step 6: Final answer
    x = 1,038,687.58

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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.