Home / 1,098,526.35-1,647,188.83-872,275.34

Finding the Fourth Proportional to 1,098,526.35, 1,647,188.83 and 872,275.34

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Solution

The fourth proportional to 1,098,526.35, 1,647,188.83 and 872,275.34 is: 1,307,936.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,526.35 : 1,647,188.83 = 872,275.34 : x
  2. Step 2: Convert to fraction form
    1,098,526.35/1,647,188.83 = 872,275.34/x
  3. Step 3: Cross multiply
    1,098,526.35x = 1,647,188.83 × 872,275.34
  4. Step 4: Simplify right side
    1,098,526.35x = 1,436,802,201,940.77
  5. Step 5: Solve for x
    x = 1,436,802,201,940.77/1,098,526.35
  6. Step 6: Final answer
    x = 1,307,936.03

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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.