Home / 1,388,973.38-2,087,158.22

Finding the Third Proportional to 1,388,973.38 and 2,087,158.22

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Solution

The third proportional to 1,388,973.38 and 2,087,158.22 is: 3,136,294.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,388,973.38 : 2,087,158.22 = 2,087,158.22 : x
  2. Step 2: Convert to fraction form
    1,388,973.38/2,087,158.22 = 2,087,158.22/x
  3. Step 3: Cross multiply
    1,388,973.38x = 2,087,158.22 × 2,087,158.22
  4. Step 4: Simplify right side
    1,388,973.38x = 4,356,229,430,095.67
  5. Step 5: Solve for x
    x = 4,356,229,430,095.67/1,388,973.38
  6. Step 6: Final answer
    x = 3,136,294.41

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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.