Home / 2,140,948.13-3,131,039.81

Finding the Third Proportional to 2,140,948.13 and 3,131,039.81

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Solution

The third proportional to 2,140,948.13 and 3,131,039.81 is: 4,579,004.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,948.13 : 3,131,039.81 = 3,131,039.81 : x
  2. Step 2: Convert to fraction form
    2,140,948.13/3,131,039.81 = 3,131,039.81/x
  3. Step 3: Cross multiply
    2,140,948.13x = 3,131,039.81 × 3,131,039.81
  4. Step 4: Simplify right side
    2,140,948.13x = 9,803,410,307,460.04
  5. Step 5: Solve for x
    x = 9,803,410,307,460.04/2,140,948.13
  6. Step 6: Final answer
    x = 4,579,004.13

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.