Home / 1,665,664.12-2,298,617.27-901,717.69

Finding the Fourth Proportional to 1,665,664.12, 2,298,617.27 and 901,717.69

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Solution

The fourth proportional to 1,665,664.12, 2,298,617.27 and 901,717.69 is: 1,244,370.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,664.12 : 2,298,617.27 = 901,717.69 : x
  2. Step 2: Convert to fraction form
    1,665,664.12/2,298,617.27 = 901,717.69/x
  3. Step 3: Cross multiply
    1,665,664.12x = 2,298,617.27 × 901,717.69
  4. Step 4: Simplify right side
    1,665,664.12x = 2,072,703,854,898.51
  5. Step 5: Solve for x
    x = 2,072,703,854,898.51/1,665,664.12
  6. Step 6: Final answer
    x = 1,244,370.84

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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.