Home / 1,812,295.12-2,716,744.92-613,378.48

Finding the Fourth Proportional to 1,812,295.12, 2,716,744.92 and 613,378.48

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Solution

The fourth proportional to 1,812,295.12, 2,716,744.92 and 613,378.48 is: 919,493.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,295.12 : 2,716,744.92 = 613,378.48 : x
  2. Step 2: Convert to fraction form
    1,812,295.12/2,716,744.92 = 613,378.48/x
  3. Step 3: Cross multiply
    1,812,295.12x = 2,716,744.92 × 613,378.48
  4. Step 4: Simplify right side
    1,812,295.12x = 1,666,392,869,577.32
  5. Step 5: Solve for x
    x = 1,666,392,869,577.32/1,812,295.12
  6. Step 6: Final answer
    x = 919,493.11

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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.