Home / 1,370,678.63-2,970,172.13

Finding the Third Proportional to 1,370,678.63 and 2,970,172.13

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Solution

The third proportional to 1,370,678.63 and 2,970,172.13 is: 6,436,171.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,678.63 : 2,970,172.13 = 2,970,172.13 : x
  2. Step 2: Convert to fraction form
    1,370,678.63/2,970,172.13 = 2,970,172.13/x
  3. Step 3: Cross multiply
    1,370,678.63x = 2,970,172.13 × 2,970,172.13
  4. Step 4: Simplify right side
    1,370,678.63x = 8,821,922,452,127.02
  5. Step 5: Solve for x
    x = 8,821,922,452,127.02/1,370,678.63
  6. Step 6: Final answer
    x = 6,436,171.32

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.