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Finding the Fourth Proportional to 1,104,019, 1,655,608.14 and 724,838.32

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Solution

The fourth proportional to 1,104,019, 1,655,608.14 and 724,838.32 is: 1,086,981.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,019 : 1,655,608.14 = 724,838.32 : x
  2. Step 2: Convert to fraction form
    1,104,019/1,655,608.14 = 724,838.32/x
  3. Step 3: Cross multiply
    1,104,019x = 1,655,608.14 × 724,838.32
  4. Step 4: Simplify right side
    1,104,019x = 1,200,048,222,775.92
  5. Step 5: Solve for x
    x = 1,200,048,222,775.92/1,104,019
  6. Step 6: Final answer
    x = 1,086,981.49

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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.