Home / 2,851,666.94-4,278,039.88-1,145,943.02

Finding the Fourth Proportional to 2,851,666.94, 4,278,039.88 and 1,145,943.02

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Solution

The fourth proportional to 2,851,666.94, 4,278,039.88 and 1,145,943.02 is: 1,719,131.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,666.94 : 4,278,039.88 = 1,145,943.02 : x
  2. Step 2: Convert to fraction form
    2,851,666.94/4,278,039.88 = 1,145,943.02/x
  3. Step 3: Cross multiply
    2,851,666.94x = 4,278,039.88 × 1,145,943.02
  4. Step 4: Simplify right side
    2,851,666.94x = 4,902,389,939,767.64
  5. Step 5: Solve for x
    x = 4,902,389,939,767.64/2,851,666.94
  6. Step 6: Final answer
    x = 1,719,131.32

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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.