Home / 2,970,564.72-4,455,933.48-726,702

Finding the Fourth Proportional to 2,970,564.72, 4,455,933.48 and 726,702

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Solution

The fourth proportional to 2,970,564.72, 4,455,933.48 and 726,702 is: 1,090,074.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,564.72 : 4,455,933.48 = 726,702 : x
  2. Step 2: Convert to fraction form
    2,970,564.72/4,455,933.48 = 726,702/x
  3. Step 3: Cross multiply
    2,970,564.72x = 4,455,933.48 × 726,702
  4. Step 4: Simplify right side
    2,970,564.72x = 3,238,135,771,782.96
  5. Step 5: Solve for x
    x = 3,238,135,771,782.96/2,970,564.72
  6. Step 6: Final answer
    x = 1,090,074.14

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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.