Home / 1,118,697.58-1,676,922.75-359,981.42

Finding the Fourth Proportional to 1,118,697.58, 1,676,922.75 and 359,981.42

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Solution

The fourth proportional to 1,118,697.58, 1,676,922.75 and 359,981.42 is: 539,610.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,697.58 : 1,676,922.75 = 359,981.42 : x
  2. Step 2: Convert to fraction form
    1,118,697.58/1,676,922.75 = 359,981.42/x
  3. Step 3: Cross multiply
    1,118,697.58x = 1,676,922.75 × 359,981.42
  4. Step 4: Simplify right side
    1,118,697.58x = 603,661,024,390.69
  5. Step 5: Solve for x
    x = 603,661,024,390.69/1,118,697.58
  6. Step 6: Final answer
    x = 539,610.56

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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.