Home / 1,158,194.83-1,598,404.62-642,110.67

Finding the Fourth Proportional to 1,158,194.83, 1,598,404.62 and 642,110.67

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Solution

The fourth proportional to 1,158,194.83, 1,598,404.62 and 642,110.67 is: 886,165.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,194.83 : 1,598,404.62 = 642,110.67 : x
  2. Step 2: Convert to fraction form
    1,158,194.83/1,598,404.62 = 642,110.67/x
  3. Step 3: Cross multiply
    1,158,194.83x = 1,598,404.62 × 642,110.67
  4. Step 4: Simplify right side
    1,158,194.83x = 1,026,352,661,479.30
  5. Step 5: Solve for x
    x = 1,026,352,661,479.30/1,158,194.83
  6. Step 6: Final answer
    x = 886,165.81

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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.