Home / 1,118,565.22-1,677,674.64-613,375.48

Finding the Fourth Proportional to 1,118,565.22, 1,677,674.64 and 613,375.48

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Solution

The fourth proportional to 1,118,565.22, 1,677,674.64 and 613,375.48 is: 919,968.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,565.22 : 1,677,674.64 = 613,375.48 : x
  2. Step 2: Convert to fraction form
    1,118,565.22/1,677,674.64 = 613,375.48/x
  3. Step 3: Cross multiply
    1,118,565.22x = 1,677,674.64 × 613,375.48
  4. Step 4: Simplify right side
    1,118,565.22x = 1,029,044,487,593.83
  5. Step 5: Solve for x
    x = 1,029,044,487,593.83/1,118,565.22
  6. Step 6: Final answer
    x = 919,968.25

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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.