Home / 1,667,858.40-2,301,582.96-903,895.56

Finding the Fourth Proportional to 1,667,858.40, 2,301,582.96 and 903,895.56

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Solution

The fourth proportional to 1,667,858.40, 2,301,582.96 and 903,895.56 is: 1,247,342.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,858.40 : 2,301,582.96 = 903,895.56 : x
  2. Step 2: Convert to fraction form
    1,667,858.40/2,301,582.96 = 903,895.56/x
  3. Step 3: Cross multiply
    1,667,858.40x = 2,301,582.96 × 903,895.56
  4. Step 4: Simplify right side
    1,667,858.40x = 2,080,390,618,515.66
  5. Step 5: Solve for x
    x = 2,080,390,618,515.66/1,667,858.40
  6. Step 6: Final answer
    x = 1,247,342.47

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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.