Home / 3,970,334.39-5,953,099.08-1,781,502.78

Finding the Fourth Proportional to 3,970,334.39, 5,953,099.08 and 1,781,502.78

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Solution

The fourth proportional to 3,970,334.39, 5,953,099.08 and 1,781,502.78 is: 2,671,176.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970,334.39 : 5,953,099.08 = 1,781,502.78 : x
  2. Step 2: Convert to fraction form
    3,970,334.39/5,953,099.08 = 1,781,502.78/x
  3. Step 3: Cross multiply
    3,970,334.39x = 5,953,099.08 × 1,781,502.78
  4. Step 4: Simplify right side
    3,970,334.39x = 10,605,462,541,122.59
  5. Step 5: Solve for x
    x = 10,605,462,541,122.59/3,970,334.39
  6. Step 6: Final answer
    x = 2,671,176.15

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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.