Home / 3,407,906.60-5,116,007.10-1,724,143.40

Finding the Fourth Proportional to 3,407,906.60, 5,116,007.10 and 1,724,143.40

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Solution

The fourth proportional to 3,407,906.60, 5,116,007.10 and 1,724,143.40 is: 2,588,313.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407,906.60 : 5,116,007.10 = 1,724,143.40 : x
  2. Step 2: Convert to fraction form
    3,407,906.60/5,116,007.10 = 1,724,143.40/x
  3. Step 3: Cross multiply
    3,407,906.60x = 5,116,007.10 × 1,724,143.40
  4. Step 4: Simplify right side
    3,407,906.60x = 8,820,729,875,818.14
  5. Step 5: Solve for x
    x = 8,820,729,875,818.14/3,407,906.60
  6. Step 6: Final answer
    x = 2,588,313.27

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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.