Home / 1,969,200.30-2,953,800.45-1,570,619.55

Finding the Fourth Proportional to 1,969,200.30, 2,953,800.45 and 1,570,619.55

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Solution

The fourth proportional to 1,969,200.30, 2,953,800.45 and 1,570,619.55 is: 2,355,929.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,200.30 : 2,953,800.45 = 1,570,619.55 : x
  2. Step 2: Convert to fraction form
    1,969,200.30/2,953,800.45 = 1,570,619.55/x
  3. Step 3: Cross multiply
    1,969,200.30x = 2,953,800.45 × 1,570,619.55
  4. Step 4: Simplify right side
    1,969,200.30x = 4,639,296,733,568.80
  5. Step 5: Solve for x
    x = 4,639,296,733,568.80/1,969,200.30
  6. Step 6: Final answer
    x = 2,355,929.33

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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.