Home / 1,111,247.40-1,666,871.10-1,093,532.70

Finding the Fourth Proportional to 1,111,247.40, 1,666,871.10 and 1,093,532.70

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Solution

The fourth proportional to 1,111,247.40, 1,666,871.10 and 1,093,532.70 is: 1,640,299.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,247.40 : 1,666,871.10 = 1,093,532.70 : x
  2. Step 2: Convert to fraction form
    1,111,247.40/1,666,871.10 = 1,093,532.70/x
  3. Step 3: Cross multiply
    1,111,247.40x = 1,666,871.10 × 1,093,532.70
  4. Step 4: Simplify right side
    1,111,247.40x = 1,822,778,054,534.97
  5. Step 5: Solve for x
    x = 1,822,778,054,534.97/1,111,247.40
  6. Step 6: Final answer
    x = 1,640,299.05

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Similar ratio
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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.