Home / 1,448,119.96-1,998,398.99-803,538.77

Finding the Fourth Proportional to 1,448,119.96, 1,998,398.99 and 803,538.77

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Solution

The fourth proportional to 1,448,119.96, 1,998,398.99 and 803,538.77 is: 1,108,879.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,119.96 : 1,998,398.99 = 803,538.77 : x
  2. Step 2: Convert to fraction form
    1,448,119.96/1,998,398.99 = 803,538.77/x
  3. Step 3: Cross multiply
    1,448,119.96x = 1,998,398.99 × 803,538.77
  4. Step 4: Simplify right side
    1,448,119.96x = 1,605,791,058,410.69
  5. Step 5: Solve for x
    x = 1,605,791,058,410.69/1,448,119.96
  6. Step 6: Final answer
    x = 1,108,879.86

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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.