Home / 2,174,964.20-3,001,777.62-1,565,135.72

Finding the Fourth Proportional to 2,174,964.20, 3,001,777.62 and 1,565,135.72

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Solution

The fourth proportional to 2,174,964.20, 3,001,777.62 and 1,565,135.72 is: 2,160,122.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,964.20 : 3,001,777.62 = 1,565,135.72 : x
  2. Step 2: Convert to fraction form
    2,174,964.20/3,001,777.62 = 1,565,135.72/x
  3. Step 3: Cross multiply
    2,174,964.20x = 3,001,777.62 × 1,565,135.72
  4. Step 4: Simplify right side
    2,174,964.20x = 4,698,189,376,558.59
  5. Step 5: Solve for x
    x = 4,698,189,376,558.59/2,174,964.20
  6. Step 6: Final answer
    x = 2,160,122.62

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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.