Home / 1,470,645.72-2,029,540.37-817,299.27

Finding the Fourth Proportional to 1,470,645.72, 2,029,540.37 and 817,299.27

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Solution

The fourth proportional to 1,470,645.72, 2,029,540.37 and 817,299.27 is: 1,127,900.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,645.72 : 2,029,540.37 = 817,299.27 : x
  2. Step 2: Convert to fraction form
    1,470,645.72/2,029,540.37 = 817,299.27/x
  3. Step 3: Cross multiply
    1,470,645.72x = 2,029,540.37 × 817,299.27
  4. Step 4: Simplify right side
    1,470,645.72x = 1,658,741,871,354.08
  5. Step 5: Solve for x
    x = 1,658,741,871,354.08/1,470,645.72
  6. Step 6: Final answer
    x = 1,127,900.38

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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.