Home / 1,618,781.40-2,233,904.64-893,613.56

Finding the Fourth Proportional to 1,618,781.40, 2,233,904.64 and 893,613.56

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Solution

The fourth proportional to 1,618,781.40, 2,233,904.64 and 893,613.56 is: 1,233,179.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,781.40 : 2,233,904.64 = 893,613.56 : x
  2. Step 2: Convert to fraction form
    1,618,781.40/2,233,904.64 = 893,613.56/x
  3. Step 3: Cross multiply
    1,618,781.40x = 2,233,904.64 × 893,613.56
  4. Step 4: Simplify right side
    1,618,781.40x = 1,996,247,478,050.92
  5. Step 5: Solve for x
    x = 1,996,247,478,050.92/1,618,781.40
  6. Step 6: Final answer
    x = 1,233,179.15

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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.