Home / 3,114,986.56-4,297,869.12-1,825,133.92

Finding the Fourth Proportional to 3,114,986.56, 4,297,869.12 and 1,825,133.92

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Solution

The fourth proportional to 3,114,986.56, 4,297,869.12 and 1,825,133.92 is: 2,518,208.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,986.56 : 4,297,869.12 = 1,825,133.92 : x
  2. Step 2: Convert to fraction form
    3,114,986.56/4,297,869.12 = 1,825,133.92/x
  3. Step 3: Cross multiply
    3,114,986.56x = 4,297,869.12 × 1,825,133.92
  4. Step 4: Simplify right side
    3,114,986.56x = 7,844,186,714,632.55
  5. Step 5: Solve for x
    x = 7,844,186,714,632.55/3,114,986.56
  6. Step 6: Final answer
    x = 2,518,208.85

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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.