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Finding the Fourth Proportional to 1,749,696.80, 2,624,545.22 and 1,001,213.60

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Solution

The fourth proportional to 1,749,696.80, 2,624,545.22 and 1,001,213.60 is: 1,501,820.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749,696.80 : 2,624,545.22 = 1,001,213.60 : x
  2. Step 2: Convert to fraction form
    1,749,696.80/2,624,545.22 = 1,001,213.60/x
  3. Step 3: Cross multiply
    1,749,696.80x = 2,624,545.22 × 1,001,213.60
  4. Step 4: Simplify right side
    1,749,696.80x = 2,627,730,368,078.99
  5. Step 5: Solve for x
    x = 2,627,730,368,078.99/1,749,696.80
  6. Step 6: Final answer
    x = 1,501,820.41

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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.