Home / 3,998,670.03-5,518,027.40-2,280,343.59

Finding the Fourth Proportional to 3,998,670.03, 5,518,027.40 and 2,280,343.59

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Solution

The fourth proportional to 3,998,670.03, 5,518,027.40 and 2,280,343.59 is: 3,146,795.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,670.03 : 5,518,027.40 = 2,280,343.59 : x
  2. Step 2: Convert to fraction form
    3,998,670.03/5,518,027.40 = 2,280,343.59/x
  3. Step 3: Cross multiply
    3,998,670.03x = 5,518,027.40 × 2,280,343.59
  4. Step 4: Simplify right side
    3,998,670.03x = 12,582,998,399,632.65
  5. Step 5: Solve for x
    x = 12,582,998,399,632.65/3,998,670.03
  6. Step 6: Final answer
    x = 3,146,795.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.