Home / 1,136,904.48-1,705,447.44-663,637.68

Finding the Fourth Proportional to 1,136,904.48, 1,705,447.44 and 663,637.68

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Solution

The fourth proportional to 1,136,904.48, 1,705,447.44 and 663,637.68 is: 995,509.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,904.48 : 1,705,447.44 = 663,637.68 : x
  2. Step 2: Convert to fraction form
    1,136,904.48/1,705,447.44 = 663,637.68/x
  3. Step 3: Cross multiply
    1,136,904.48x = 1,705,447.44 × 663,637.68
  4. Step 4: Simplify right side
    1,136,904.48x = 1,131,799,182,443.54
  5. Step 5: Solve for x
    x = 1,131,799,182,443.54/1,136,904.48
  6. Step 6: Final answer
    x = 995,509.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.