Home / 3,187,645.13-4,782,881.08-1,670,966.10

Finding the Fourth Proportional to 3,187,645.13, 4,782,881.08 and 1,670,966.10

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Solution

The fourth proportional to 3,187,645.13, 4,782,881.08 and 1,670,966.10 is: 2,507,190.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,645.13 : 4,782,881.08 = 1,670,966.10 : x
  2. Step 2: Convert to fraction form
    3,187,645.13/4,782,881.08 = 1,670,966.10/x
  3. Step 3: Cross multiply
    3,187,645.13x = 4,782,881.08 × 1,670,966.10
  4. Step 4: Simplify right side
    3,187,645.13x = 7,992,032,140,833.97
  5. Step 5: Solve for x
    x = 7,992,032,140,833.97/3,187,645.13
  6. Step 6: Final answer
    x = 2,507,190.04

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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.