Home / 1,851,571.96-2,554,139.50-1,077,115.32

Finding the Fourth Proportional to 1,851,571.96, 2,554,139.50 and 1,077,115.32

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Solution

The fourth proportional to 1,851,571.96, 2,554,139.50 and 1,077,115.32 is: 1,485,820.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,571.96 : 2,554,139.50 = 1,077,115.32 : x
  2. Step 2: Convert to fraction form
    1,851,571.96/2,554,139.50 = 1,077,115.32/x
  3. Step 3: Cross multiply
    1,851,571.96x = 2,554,139.50 × 1,077,115.32
  4. Step 4: Simplify right side
    1,851,571.96x = 2,751,102,784,867.14
  5. Step 5: Solve for x
    x = 2,751,102,784,867.14/1,851,571.96
  6. Step 6: Final answer
    x = 1,485,820.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.