Home / 2,140,696.08-3,208,796.36-720,259.02

Finding the Fourth Proportional to 2,140,696.08, 3,208,796.36 and 720,259.02

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Solution

The fourth proportional to 2,140,696.08, 3,208,796.36 and 720,259.02 is: 1,079,632.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,696.08 : 3,208,796.36 = 720,259.02 : x
  2. Step 2: Convert to fraction form
    2,140,696.08/3,208,796.36 = 720,259.02/x
  3. Step 3: Cross multiply
    2,140,696.08x = 3,208,796.36 × 720,259.02
  4. Step 4: Simplify right side
    2,140,696.08x = 2,311,164,521,633.17
  5. Step 5: Solve for x
    x = 2,311,164,521,633.17/2,140,696.08
  6. Step 6: Final answer
    x = 1,079,632.25

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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.