Home / 3,066,774.82-4,232,178.17-1,690,168.18

Finding the Fourth Proportional to 3,066,774.82, 4,232,178.17 and 1,690,168.18

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Solution

The fourth proportional to 3,066,774.82, 4,232,178.17 and 1,690,168.18 is: 2,332,448.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,774.82 : 4,232,178.17 = 1,690,168.18 : x
  2. Step 2: Convert to fraction form
    3,066,774.82/4,232,178.17 = 1,690,168.18/x
  3. Step 3: Cross multiply
    3,066,774.82x = 4,232,178.17 × 1,690,168.18
  4. Step 4: Simplify right side
    3,066,774.82x = 7,153,092,875,024.63
  5. Step 5: Solve for x
    x = 7,153,092,875,024.63/3,066,774.82
  6. Step 6: Final answer
    x = 2,332,448.03

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1.5x scale

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.