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Finding the Third Proportional to 1,439,780.63 and 3,099,050.63

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Solution

The third proportional to 1,439,780.63 and 3,099,050.63 is: 6,670,540.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,780.63 : 3,099,050.63 = 3,099,050.63 : x
  2. Step 2: Convert to fraction form
    1,439,780.63/3,099,050.63 = 3,099,050.63/x
  3. Step 3: Cross multiply
    1,439,780.63x = 3,099,050.63 × 3,099,050.63
  4. Step 4: Simplify right side
    1,439,780.63x = 9,604,114,776,312.89
  5. Step 5: Solve for x
    x = 9,604,114,776,312.89/1,439,780.63
  6. Step 6: Final answer
    x = 6,670,540.37

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.