Home / 1,974,600.32-2,961,561.78-626,462.43

Finding the Fourth Proportional to 1,974,600.32, 2,961,561.78 and 626,462.43

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Solution

The fourth proportional to 1,974,600.32, 2,961,561.78 and 626,462.43 is: 939,586.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,600.32 : 2,961,561.78 = 626,462.43 : x
  2. Step 2: Convert to fraction form
    1,974,600.32/2,961,561.78 = 626,462.43/x
  3. Step 3: Cross multiply
    1,974,600.32x = 2,961,561.78 × 626,462.43
  4. Step 4: Simplify right side
    1,974,600.32x = 1,855,307,189,293.93
  5. Step 5: Solve for x
    x = 1,855,307,189,293.93/1,974,600.32
  6. Step 6: Final answer
    x = 939,586.19

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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.