Home / 1,106,733.20-1,660,099.80-1,012,254.80

Finding the Fourth Proportional to 1,106,733.20, 1,660,099.80 and 1,012,254.80

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Solution

The fourth proportional to 1,106,733.20, 1,660,099.80 and 1,012,254.80 is: 1,518,382.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,733.20 : 1,660,099.80 = 1,012,254.80 : x
  2. Step 2: Convert to fraction form
    1,106,733.20/1,660,099.80 = 1,012,254.80/x
  3. Step 3: Cross multiply
    1,106,733.20x = 1,660,099.80 × 1,012,254.80
  4. Step 4: Simplify right side
    1,106,733.20x = 1,680,443,991,029.04
  5. Step 5: Solve for x
    x = 1,680,443,991,029.04/1,106,733.20
  6. Step 6: Final answer
    x = 1,518,382.20

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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.