Home / 1,667,840.76-2,301,628.23-903,894.12

Finding the Fourth Proportional to 1,667,840.76, 2,301,628.23 and 903,894.12

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Solution

The fourth proportional to 1,667,840.76, 2,301,628.23 and 903,894.12 is: 1,247,378.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,840.76 : 2,301,628.23 = 903,894.12 : x
  2. Step 2: Convert to fraction form
    1,667,840.76/2,301,628.23 = 903,894.12/x
  3. Step 3: Cross multiply
    1,667,840.76x = 2,301,628.23 × 903,894.12
  4. Step 4: Simplify right side
    1,667,840.76x = 2,080,428,223,523.01
  5. Step 5: Solve for x
    x = 2,080,428,223,523.01/1,667,840.76
  6. Step 6: Final answer
    x = 1,247,378.21

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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.