Home / 1,009,183.28-1,514,824.68-743,244.08

Finding the Fourth Proportional to 1,009,183.28, 1,514,824.68 and 743,244.08

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Solution

The fourth proportional to 1,009,183.28, 1,514,824.68 and 743,244.08 is: 1,115,639.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,183.28 : 1,514,824.68 = 743,244.08 : x
  2. Step 2: Convert to fraction form
    1,009,183.28/1,514,824.68 = 743,244.08/x
  3. Step 3: Cross multiply
    1,009,183.28x = 1,514,824.68 × 743,244.08
  4. Step 4: Simplify right side
    1,009,183.28x = 1,125,884,475,647.89
  5. Step 5: Solve for x
    x = 1,125,884,475,647.89/1,009,183.28
  6. Step 6: Final answer
    x = 1,115,639.25

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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.