Home / 1,421,237.53-2,186,749.55

Finding the Third Proportional to 1,421,237.53 and 2,186,749.55

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Solution

The third proportional to 1,421,237.53 and 2,186,749.55 is: 3,364,584.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,237.53 : 2,186,749.55 = 2,186,749.55 : x
  2. Step 2: Convert to fraction form
    1,421,237.53/2,186,749.55 = 2,186,749.55/x
  3. Step 3: Cross multiply
    1,421,237.53x = 2,186,749.55 × 2,186,749.55
  4. Step 4: Simplify right side
    1,421,237.53x = 4,781,873,580,758.02
  5. Step 5: Solve for x
    x = 4,781,873,580,758.02/1,421,237.53
  6. Step 6: Final answer
    x = 3,364,584.37

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.