Home / 1,667,411.72-2,301,036.60-903,465.32

Finding the Fourth Proportional to 1,667,411.72, 2,301,036.60 and 903,465.32

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Solution

The fourth proportional to 1,667,411.72, 2,301,036.60 and 903,465.32 is: 1,246,786.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,411.72 : 2,301,036.60 = 903,465.32 : x
  2. Step 2: Convert to fraction form
    1,667,411.72/2,301,036.60 = 903,465.32/x
  3. Step 3: Cross multiply
    1,667,411.72x = 2,301,036.60 × 903,465.32
  4. Step 4: Simplify right side
    1,667,411.72x = 2,078,906,768,150.71
  5. Step 5: Solve for x
    x = 2,078,906,768,150.71/1,667,411.72
  6. Step 6: Final answer
    x = 1,246,786.71

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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.