Home / 3,118,573.89-4,679,727.06-1,345,645.89

Finding the Fourth Proportional to 3,118,573.89, 4,679,727.06 and 1,345,645.89

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Solution

The fourth proportional to 3,118,573.89, 4,679,727.06 and 1,345,645.89 is: 2,019,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,573.89 : 4,679,727.06 = 1,345,645.89 : x
  2. Step 2: Convert to fraction form
    3,118,573.89/4,679,727.06 = 1,345,645.89/x
  3. Step 3: Cross multiply
    3,118,573.89x = 4,679,727.06 × 1,345,645.89
  4. Step 4: Simplify right side
    3,118,573.89x = 6,297,255,484,610.78
  5. Step 5: Solve for x
    x = 6,297,255,484,610.78/3,118,573.89
  6. Step 6: Final answer
    x = 2,019,274.10

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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.