Home / 1,640,535.05-2,263,575.56-951,807.84

Finding the Fourth Proportional to 1,640,535.05, 2,263,575.56 and 951,807.84

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Solution

The fourth proportional to 1,640,535.05, 2,263,575.56 and 951,807.84 is: 1,313,284.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,535.05 : 2,263,575.56 = 951,807.84 : x
  2. Step 2: Convert to fraction form
    1,640,535.05/2,263,575.56 = 951,807.84/x
  3. Step 3: Cross multiply
    1,640,535.05x = 2,263,575.56 × 951,807.84
  4. Step 4: Simplify right side
    1,640,535.05x = 2,154,488,959,681.35
  5. Step 5: Solve for x
    x = 2,154,488,959,681.35/1,640,535.05
  6. Step 6: Final answer
    x = 1,313,284.33

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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.