Home / 2,088,647.81-3,132,363.92-808,969.86

Finding the Fourth Proportional to 2,088,647.81, 3,132,363.92 and 808,969.86

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Solution

The fourth proportional to 2,088,647.81, 3,132,363.92 and 808,969.86 is: 1,213,219.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,647.81 : 3,132,363.92 = 808,969.86 : x
  2. Step 2: Convert to fraction form
    2,088,647.81/3,132,363.92 = 808,969.86/x
  3. Step 3: Cross multiply
    2,088,647.81x = 3,132,363.92 × 808,969.86
  4. Step 4: Simplify right side
    2,088,647.81x = 2,533,987,997,786.60
  5. Step 5: Solve for x
    x = 2,533,987,997,786.60/2,088,647.81
  6. Step 6: Final answer
    x = 1,213,219.38

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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.