Home / 3,066,686.75-4,232,212.65-1,690,026.81

Finding the Fourth Proportional to 3,066,686.75, 4,232,212.65 and 1,690,026.81

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Solution

The fourth proportional to 3,066,686.75, 4,232,212.65 and 1,690,026.81 is: 2,332,338.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,686.75 : 4,232,212.65 = 1,690,026.81 : x
  2. Step 2: Convert to fraction form
    3,066,686.75/4,232,212.65 = 1,690,026.81/x
  3. Step 3: Cross multiply
    3,066,686.75x = 4,232,212.65 × 1,690,026.81
  4. Step 4: Simplify right side
    3,066,686.75x = 7,152,552,844,121.15
  5. Step 5: Solve for x
    x = 7,152,552,844,121.15/3,066,686.75
  6. Step 6: Final answer
    x = 2,332,338.92

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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.