Home / 3,066,785.54-4,232,192.66-1,690,178.39

Finding the Fourth Proportional to 3,066,785.54, 4,232,192.66 and 1,690,178.39

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Solution

The fourth proportional to 3,066,785.54, 4,232,192.66 and 1,690,178.39 is: 2,332,461.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,785.54 : 4,232,192.66 = 1,690,178.39 : x
  2. Step 2: Convert to fraction form
    3,066,785.54/4,232,192.66 = 1,690,178.39/x
  3. Step 3: Cross multiply
    3,066,785.54x = 4,232,192.66 × 1,690,178.39
  4. Step 4: Simplify right side
    3,066,785.54x = 7,153,160,576,248.62
  5. Step 5: Solve for x
    x = 7,153,160,576,248.62/3,066,785.54
  6. Step 6: Final answer
    x = 2,332,461.95

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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.