Home / 1,620,254.94-2,428,268.49-1,172,484.06

Finding the Fourth Proportional to 1,620,254.94, 2,428,268.49 and 1,172,484.06

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Solution

The fourth proportional to 1,620,254.94, 2,428,268.49 and 1,172,484.06 is: 1,757,196.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,254.94 : 2,428,268.49 = 1,172,484.06 : x
  2. Step 2: Convert to fraction form
    1,620,254.94/2,428,268.49 = 1,172,484.06/x
  3. Step 3: Cross multiply
    1,620,254.94x = 2,428,268.49 × 1,172,484.06
  4. Step 4: Simplify right side
    1,620,254.94x = 2,847,106,097,925.27
  5. Step 5: Solve for x
    x = 2,847,106,097,925.27/1,620,254.94
  6. Step 6: Final answer
    x = 1,757,196.37

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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.