Home / 1,346,242.02-2,019,736.67-747,623.56

Finding the Fourth Proportional to 1,346,242.02, 2,019,736.67 and 747,623.56

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Solution

The fourth proportional to 1,346,242.02, 2,019,736.67 and 747,623.56 is: 1,121,642.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,242.02 : 2,019,736.67 = 747,623.56 : x
  2. Step 2: Convert to fraction form
    1,346,242.02/2,019,736.67 = 747,623.56/x
  3. Step 3: Cross multiply
    1,346,242.02x = 2,019,736.67 × 747,623.56
  4. Step 4: Simplify right side
    1,346,242.02x = 1,510,002,718,218.18
  5. Step 5: Solve for x
    x = 1,510,002,718,218.18/1,346,242.02
  6. Step 6: Final answer
    x = 1,121,642.84

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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.