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Finding the Third Proportional to 724,448 and 1,583,518

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Solution

The third proportional to 724,448 and 1,583,518 is: 3,461,296.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,448 : 1,583,518 = 1,583,518 : x
  2. Step 2: Convert to fraction form
    724,448/1,583,518 = 1,583,518/x
  3. Step 3: Cross multiply
    724,448x = 1,583,518 × 1,583,518
  4. Step 4: Simplify right side
    724,448x = 2,507,529,256,324
  5. Step 5: Solve for x
    x = 2,507,529,256,324/724,448
  6. Step 6: Final answer
    x = 3,461,296.40

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.