Home / 3,066,771.32-4,232,173.35-1,690,164.68

Finding the Fourth Proportional to 3,066,771.32, 4,232,173.35 and 1,690,164.68

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Solution

The fourth proportional to 3,066,771.32, 4,232,173.35 and 1,690,164.68 is: 2,332,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,771.32 : 4,232,173.35 = 1,690,164.68 : x
  2. Step 2: Convert to fraction form
    3,066,771.32/4,232,173.35 = 1,690,164.68/x
  3. Step 3: Cross multiply
    3,066,771.32x = 4,232,173.35 × 1,690,164.68
  4. Step 4: Simplify right side
    3,066,771.32x = 7,153,069,915,807.28
  5. Step 5: Solve for x
    x = 7,153,069,915,807.28/3,066,771.32
  6. Step 6: Final answer
    x = 2,332,443.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.