Home / 1,811,328-2,717,406.72-629,376

Finding the Fourth Proportional to 1,811,328, 2,717,406.72 and 629,376

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Solution

The fourth proportional to 1,811,328, 2,717,406.72 and 629,376 is: 944,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,328 : 2,717,406.72 = 629,376 : x
  2. Step 2: Convert to fraction form
    1,811,328/2,717,406.72 = 629,376/x
  3. Step 3: Cross multiply
    1,811,328x = 2,717,406.72 × 629,376
  4. Step 4: Simplify right side
    1,811,328x = 1,710,270,571,806.72
  5. Step 5: Solve for x
    x = 1,710,270,571,806.72/1,811,328
  6. Step 6: Final answer
    x = 944,208.10

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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.