Home / 1,180,945.20-1,771,590.60-382,090.80

Finding the Fourth Proportional to 1,180,945.20, 1,771,590.60 and 382,090.80

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Solution

The fourth proportional to 1,180,945.20, 1,771,590.60 and 382,090.80 is: 573,192.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,945.20 : 1,771,590.60 = 382,090.80 : x
  2. Step 2: Convert to fraction form
    1,180,945.20/1,771,590.60 = 382,090.80/x
  3. Step 3: Cross multiply
    1,180,945.20x = 1,771,590.60 × 382,090.80
  4. Step 4: Simplify right side
    1,180,945.20x = 676,908,469,626.48
  5. Step 5: Solve for x
    x = 676,908,469,626.48/1,180,945.20
  6. Step 6: Final answer
    x = 573,192.11

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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.