Home / 1,672,015.12-2,307,523.16-946,991.81

Finding the Fourth Proportional to 1,672,015.12, 2,307,523.16 and 946,991.81

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Solution

The fourth proportional to 1,672,015.12, 2,307,523.16 and 946,991.81 is: 1,306,929.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,015.12 : 2,307,523.16 = 946,991.81 : x
  2. Step 2: Convert to fraction form
    1,672,015.12/2,307,523.16 = 946,991.81/x
  3. Step 3: Cross multiply
    1,672,015.12x = 2,307,523.16 × 946,991.81
  4. Step 4: Simplify right side
    1,672,015.12x = 2,185,205,542,041.61
  5. Step 5: Solve for x
    x = 2,185,205,542,041.61/1,672,015.12
  6. Step 6: Final answer
    x = 1,306,929.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.