Home / 1,122,209.43-1,683,550.89-363,992.01

Finding the Fourth Proportional to 1,122,209.43, 1,683,550.89 and 363,992.01

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Solution

The fourth proportional to 1,122,209.43, 1,683,550.89 and 363,992.01 is: 546,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,209.43 : 1,683,550.89 = 363,992.01 : x
  2. Step 2: Convert to fraction form
    1,122,209.43/1,683,550.89 = 363,992.01/x
  3. Step 3: Cross multiply
    1,122,209.43x = 1,683,550.89 × 363,992.01
  4. Step 4: Simplify right side
    1,122,209.43x = 612,799,072,388.39
  5. Step 5: Solve for x
    x = 612,799,072,388.39/1,122,209.43
  6. Step 6: Final answer
    x = 546,064.80

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1.5x scale

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.