Home / 3,066,768.74-4,232,169.81-1,690,162.81

Finding the Fourth Proportional to 3,066,768.74, 4,232,169.81 and 1,690,162.81

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Solution

The fourth proportional to 3,066,768.74, 4,232,169.81 and 1,690,162.81 is: 2,332,440.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,768.74 : 4,232,169.81 = 1,690,162.81 : x
  2. Step 2: Convert to fraction form
    3,066,768.74/4,232,169.81 = 1,690,162.81/x
  3. Step 3: Cross multiply
    3,066,768.74x = 4,232,169.81 × 1,690,162.81
  4. Step 4: Simplify right side
    3,066,768.74x = 7,153,056,007,886.34
  5. Step 5: Solve for x
    x = 7,153,056,007,886.34/3,066,768.74
  6. Step 6: Final answer
    x = 2,332,440.63

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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.