Home / 1,296,034.80-1,944,052.20-409,570.80

Finding the Fourth Proportional to 1,296,034.80, 1,944,052.20 and 409,570.80

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Solution

The fourth proportional to 1,296,034.80, 1,944,052.20 and 409,570.80 is: 614,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,034.80 : 1,944,052.20 = 409,570.80 : x
  2. Step 2: Convert to fraction form
    1,296,034.80/1,944,052.20 = 409,570.80/x
  3. Step 3: Cross multiply
    1,296,034.80x = 1,944,052.20 × 409,570.80
  4. Step 4: Simplify right side
    1,296,034.80x = 796,227,014,795.76
  5. Step 5: Solve for x
    x = 796,227,014,795.76/1,296,034.80
  6. Step 6: Final answer
    x = 614,356.20

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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.