Home / 3,700,821.66-5,105,570.02-2,477,521.28

Finding the Fourth Proportional to 3,700,821.66, 5,105,570.02 and 2,477,521.28

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Solution

The fourth proportional to 3,700,821.66, 5,105,570.02 and 2,477,521.28 is: 3,417,932.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700,821.66 : 5,105,570.02 = 2,477,521.28 : x
  2. Step 2: Convert to fraction form
    3,700,821.66/5,105,570.02 = 2,477,521.28/x
  3. Step 3: Cross multiply
    3,700,821.66x = 5,105,570.02 × 2,477,521.28
  4. Step 4: Simplify right side
    3,700,821.66x = 12,649,158,377,650.15
  5. Step 5: Solve for x
    x = 12,649,158,377,650.15/3,700,821.66
  6. Step 6: Final answer
    x = 3,417,932.44

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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.