Home / 6,487,803.72-9,729,904.12-1,937,773.79

Finding the Fourth Proportional to 6,487,803.72, 9,729,904.12 and 1,937,773.79

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Solution

The fourth proportional to 6,487,803.72, 9,729,904.12 and 1,937,773.79 is: 2,906,122.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,487,803.72 : 9,729,904.12 = 1,937,773.79 : x
  2. Step 2: Convert to fraction form
    6,487,803.72/9,729,904.12 = 1,937,773.79/x
  3. Step 3: Cross multiply
    6,487,803.72x = 9,729,904.12 × 1,937,773.79
  4. Step 4: Simplify right side
    6,487,803.72x = 18,854,353,202,429.34
  5. Step 5: Solve for x
    x = 18,854,353,202,429.34/6,487,803.72
  6. Step 6: Final answer
    x = 2,906,122.63

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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.