Home / 3,066,818.56-4,232,238.96-1,690,212.22

Finding the Fourth Proportional to 3,066,818.56, 4,232,238.96 and 1,690,212.22

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Solution

The fourth proportional to 3,066,818.56, 4,232,238.96 and 1,690,212.22 is: 2,332,509.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,818.56 : 4,232,238.96 = 1,690,212.22 : x
  2. Step 2: Convert to fraction form
    3,066,818.56/4,232,238.96 = 1,690,212.22/x
  3. Step 3: Cross multiply
    3,066,818.56x = 4,232,238.96 × 1,690,212.22
  4. Step 4: Simplify right side
    3,066,818.56x = 7,153,382,003,909.79
  5. Step 5: Solve for x
    x = 7,153,382,003,909.79/3,066,818.56
  6. Step 6: Final answer
    x = 2,332,509.04

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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.