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Finding the Fourth Proportional to 6,221,728.74, 9,332,549.37 and 1,734,004.74

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Solution

The fourth proportional to 6,221,728.74, 9,332,549.37 and 1,734,004.74 is: 2,600,994.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221,728.74 : 9,332,549.37 = 1,734,004.74 : x
  2. Step 2: Convert to fraction form
    6,221,728.74/9,332,549.37 = 1,734,004.74/x
  3. Step 3: Cross multiply
    6,221,728.74x = 9,332,549.37 × 1,734,004.74
  4. Step 4: Simplify right side
    6,221,728.74x = 16,182,684,843,864.01
  5. Step 5: Solve for x
    x = 16,182,684,843,864.01/6,221,728.74
  6. Step 6: Final answer
    x = 2,600,994.92

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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.