Home / 1,196,608.76-1,794,928.88-397,890.38

Finding the Fourth Proportional to 1,196,608.76, 1,794,928.88 and 397,890.38

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Solution

The fourth proportional to 1,196,608.76, 1,794,928.88 and 397,890.38 is: 596,840.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,608.76 : 1,794,928.88 = 397,890.38 : x
  2. Step 2: Convert to fraction form
    1,196,608.76/1,794,928.88 = 397,890.38/x
  3. Step 3: Cross multiply
    1,196,608.76x = 1,794,928.88 × 397,890.38
  4. Step 4: Simplify right side
    1,196,608.76x = 714,184,934,136.17
  5. Step 5: Solve for x
    x = 714,184,934,136.17/1,196,608.76
  6. Step 6: Final answer
    x = 596,840.80

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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.