Home / 1,448,873.20-2,173,309.80-1,113,606.10

Finding the Fourth Proportional to 1,448,873.20, 2,173,309.80 and 1,113,606.10

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Solution

The fourth proportional to 1,448,873.20, 2,173,309.80 and 1,113,606.10 is: 1,670,409.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,873.20 : 2,173,309.80 = 1,113,606.10 : x
  2. Step 2: Convert to fraction form
    1,448,873.20/2,173,309.80 = 1,113,606.10/x
  3. Step 3: Cross multiply
    1,448,873.20x = 2,173,309.80 × 1,113,606.10
  4. Step 4: Simplify right side
    1,448,873.20x = 2,420,211,050,469.78
  5. Step 5: Solve for x
    x = 2,420,211,050,469.78/1,448,873.20
  6. Step 6: Final answer
    x = 1,670,409.15

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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.