Home / 1,346,859.20-2,022,621.60-717,003.20

Finding the Fourth Proportional to 1,346,859.20, 2,022,621.60 and 717,003.20

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Solution

The fourth proportional to 1,346,859.20, 2,022,621.60 and 717,003.20 is: 1,076,746.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,859.20 : 2,022,621.60 = 717,003.20 : x
  2. Step 2: Convert to fraction form
    1,346,859.20/2,022,621.60 = 717,003.20/x
  3. Step 3: Cross multiply
    1,346,859.20x = 2,022,621.60 × 717,003.20
  4. Step 4: Simplify right side
    1,346,859.20x = 1,450,226,159,589.12
  5. Step 5: Solve for x
    x = 1,450,226,159,589.12/1,346,859.20
  6. Step 6: Final answer
    x = 1,076,746.67

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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.