Home / 2,049,818.40-3,075,019.20-629,661.60

Finding the Fourth Proportional to 2,049,818.40, 3,075,019.20 and 629,661.60

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Solution

The fourth proportional to 2,049,818.40, 3,075,019.20 and 629,661.60 is: 944,581.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049,818.40 : 3,075,019.20 = 629,661.60 : x
  2. Step 2: Convert to fraction form
    2,049,818.40/3,075,019.20 = 629,661.60/x
  3. Step 3: Cross multiply
    2,049,818.40x = 3,075,019.20 × 629,661.60
  4. Step 4: Simplify right side
    2,049,818.40x = 1,936,221,509,502.72
  5. Step 5: Solve for x
    x = 1,936,221,509,502.72/2,049,818.40
  6. Step 6: Final answer
    x = 944,581.97

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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.