Home / 2,184,028.80-3,277,987.20-1,284,345.60

Finding the Fourth Proportional to 2,184,028.80, 3,277,987.20 and 1,284,345.60

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Solution

The fourth proportional to 2,184,028.80, 3,277,987.20 and 1,284,345.60 is: 1,927,661.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184,028.80 : 3,277,987.20 = 1,284,345.60 : x
  2. Step 2: Convert to fraction form
    2,184,028.80/3,277,987.20 = 1,284,345.60/x
  3. Step 3: Cross multiply
    2,184,028.80x = 3,277,987.20 × 1,284,345.60
  4. Step 4: Simplify right side
    2,184,028.80x = 4,210,068,437,176.32
  5. Step 5: Solve for x
    x = 4,210,068,437,176.32/2,184,028.80
  6. Step 6: Final answer
    x = 1,927,661.59

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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.