Home / 3,181,621.03-4,772,441.46-785,465.92

Finding the Fourth Proportional to 3,181,621.03, 4,772,441.46 and 785,465.92

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Solution

The fourth proportional to 3,181,621.03, 4,772,441.46 and 785,465.92 is: 1,178,201.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,621.03 : 4,772,441.46 = 785,465.92 : x
  2. Step 2: Convert to fraction form
    3,181,621.03/4,772,441.46 = 785,465.92/x
  3. Step 3: Cross multiply
    3,181,621.03x = 4,772,441.46 × 785,465.92
  4. Step 4: Simplify right side
    3,181,621.03x = 3,748,590,122,025.04
  5. Step 5: Solve for x
    x = 3,748,590,122,025.04/3,181,621.03
  6. Step 6: Final answer
    x = 1,178,201.33

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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.