Home / 1,118,839.86-1,544,110.50-683,233.20

Finding the Fourth Proportional to 1,118,839.86, 1,544,110.50 and 683,233.20

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Solution

The fourth proportional to 1,118,839.86, 1,544,110.50 and 683,233.20 is: 942,929.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,839.86 : 1,544,110.50 = 683,233.20 : x
  2. Step 2: Convert to fraction form
    1,118,839.86/1,544,110.50 = 683,233.20/x
  3. Step 3: Cross multiply
    1,118,839.86x = 1,544,110.50 × 683,233.20
  4. Step 4: Simplify right side
    1,118,839.86x = 1,054,987,558,068.60
  5. Step 5: Solve for x
    x = 1,054,987,558,068.60/1,118,839.86
  6. Step 6: Final answer
    x = 942,929.90

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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.