Home / 1,330,285.15-2,918,089.55

Finding the Third Proportional to 1,330,285.15 and 2,918,089.55

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Solution

The third proportional to 1,330,285.15 and 2,918,089.55 is: 6,401,068.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,285.15 : 2,918,089.55 = 2,918,089.55 : x
  2. Step 2: Convert to fraction form
    1,330,285.15/2,918,089.55 = 2,918,089.55/x
  3. Step 3: Cross multiply
    1,330,285.15x = 2,918,089.55 × 2,918,089.55
  4. Step 4: Simplify right side
    1,330,285.15x = 8,515,246,603,581.14
  5. Step 5: Solve for x
    x = 8,515,246,603,581.14/1,330,285.15
  6. Step 6: Final answer
    x = 6,401,068.68

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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.