Home / 2,263,632.08-3,123,781.20-1,231,117.38

Finding the Fourth Proportional to 2,263,632.08, 3,123,781.20 and 1,231,117.38

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Solution

The fourth proportional to 2,263,632.08, 3,123,781.20 and 1,231,117.38 is: 1,698,925.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263,632.08 : 3,123,781.20 = 1,231,117.38 : x
  2. Step 2: Convert to fraction form
    2,263,632.08/3,123,781.20 = 1,231,117.38/x
  3. Step 3: Cross multiply
    2,263,632.08x = 3,123,781.20 × 1,231,117.38
  4. Step 4: Simplify right side
    2,263,632.08x = 3,845,741,326,637.26
  5. Step 5: Solve for x
    x = 3,845,741,326,637.26/2,263,632.08
  6. Step 6: Final answer
    x = 1,698,925.09

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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.