Home / 1,765,151.64-2,648,621.70-805,500.90

Finding the Fourth Proportional to 1,765,151.64, 2,648,621.70 and 805,500.90

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Solution

The fourth proportional to 1,765,151.64, 2,648,621.70 and 805,500.90 is: 1,208,659.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,151.64 : 2,648,621.70 = 805,500.90 : x
  2. Step 2: Convert to fraction form
    1,765,151.64/2,648,621.70 = 805,500.90/x
  3. Step 3: Cross multiply
    1,765,151.64x = 2,648,621.70 × 805,500.90
  4. Step 4: Simplify right side
    1,765,151.64x = 2,133,467,163,109.53
  5. Step 5: Solve for x
    x = 2,133,467,163,109.53/1,765,151.64
  6. Step 6: Final answer
    x = 1,208,659.42

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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.