Home / 1,526,206.90-2,106,190.20-837,942.20

Finding the Fourth Proportional to 1,526,206.90, 2,106,190.20 and 837,942.20

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Solution

The fourth proportional to 1,526,206.90, 2,106,190.20 and 837,942.20 is: 1,156,373.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,206.90 : 2,106,190.20 = 837,942.20 : x
  2. Step 2: Convert to fraction form
    1,526,206.90/2,106,190.20 = 837,942.20/x
  3. Step 3: Cross multiply
    1,526,206.90x = 2,106,190.20 × 837,942.20
  4. Step 4: Simplify right side
    1,526,206.90x = 1,764,865,649,806.44
  5. Step 5: Solve for x
    x = 1,764,865,649,806.44/1,526,206.90
  6. Step 6: Final answer
    x = 1,156,373.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.