Home / 3,700,784.80-5,551,177.20-1,811,216.80

Finding the Fourth Proportional to 3,700,784.80, 5,551,177.20 and 1,811,216.80

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Solution

The fourth proportional to 3,700,784.80, 5,551,177.20 and 1,811,216.80 is: 2,716,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700,784.80 : 5,551,177.20 = 1,811,216.80 : x
  2. Step 2: Convert to fraction form
    3,700,784.80/5,551,177.20 = 1,811,216.80/x
  3. Step 3: Cross multiply
    3,700,784.80x = 5,551,177.20 × 1,811,216.80
  4. Step 4: Simplify right side
    3,700,784.80x = 10,054,385,404,416.96
  5. Step 5: Solve for x
    x = 10,054,385,404,416.96/3,700,784.80
  6. Step 6: Final answer
    x = 2,716,825.20

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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.