Home / 1,812,191.55-2,716,589.70-613,274.55

Finding the Fourth Proportional to 1,812,191.55, 2,716,589.70 and 613,274.55

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Solution

The fourth proportional to 1,812,191.55, 2,716,589.70 and 613,274.55 is: 919,337.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,191.55 : 2,716,589.70 = 613,274.55 : x
  2. Step 2: Convert to fraction form
    1,812,191.55/2,716,589.70 = 613,274.55/x
  3. Step 3: Cross multiply
    1,812,191.55x = 2,716,589.70 × 613,274.55
  4. Step 4: Simplify right side
    1,812,191.55x = 1,666,015,325,802.14
  5. Step 5: Solve for x
    x = 1,666,015,325,802.14/1,812,191.55
  6. Step 6: Final answer
    x = 919,337.32

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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.