Home / 1,673,546.53-2,309,509.52-909,602.05

Finding the Fourth Proportional to 1,673,546.53, 2,309,509.52 and 909,602.05

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Solution

The fourth proportional to 1,673,546.53, 2,309,509.52 and 909,602.05 is: 1,255,259.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,546.53 : 2,309,509.52 = 909,602.05 : x
  2. Step 2: Convert to fraction form
    1,673,546.53/2,309,509.52 = 909,602.05/x
  3. Step 3: Cross multiply
    1,673,546.53x = 2,309,509.52 × 909,602.05
  4. Step 4: Simplify right side
    1,673,546.53x = 2,100,734,589,338.51
  5. Step 5: Solve for x
    x = 2,100,734,589,338.51/1,673,546.53
  6. Step 6: Final answer
    x = 1,255,259.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.