Home / 1,180,111.40-1,770,167.10-802,197.80

Finding the Fourth Proportional to 1,180,111.40, 1,770,167.10 and 802,197.80

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Solution

The fourth proportional to 1,180,111.40, 1,770,167.10 and 802,197.80 is: 1,203,296.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,111.40 : 1,770,167.10 = 802,197.80 : x
  2. Step 2: Convert to fraction form
    1,180,111.40/1,770,167.10 = 802,197.80/x
  3. Step 3: Cross multiply
    1,180,111.40x = 1,770,167.10 × 802,197.80
  4. Step 4: Simplify right side
    1,180,111.40x = 1,420,024,153,252.38
  5. Step 5: Solve for x
    x = 1,420,024,153,252.38/1,180,111.40
  6. Step 6: Final answer
    x = 1,203,296.70

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Double scale
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1.5x scale

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.