Home / 1,181,911.92-1,772,245.80-808,041.84

Finding the Fourth Proportional to 1,181,911.92, 1,772,245.80 and 808,041.84

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Solution

The fourth proportional to 1,181,911.92, 1,772,245.80 and 808,041.84 is: 1,211,637.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,911.92 : 1,772,245.80 = 808,041.84 : x
  2. Step 2: Convert to fraction form
    1,181,911.92/1,772,245.80 = 808,041.84/x
  3. Step 3: Cross multiply
    1,181,911.92x = 1,772,245.80 × 808,041.84
  4. Step 4: Simplify right side
    1,181,911.92x = 1,432,048,757,164.27
  5. Step 5: Solve for x
    x = 1,432,048,757,164.27/1,181,911.92
  6. Step 6: Final answer
    x = 1,211,637.46

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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.