Home / 1,225,015.56-1,838,151.90-505,891.08

Finding the Fourth Proportional to 1,225,015.56, 1,838,151.90 and 505,891.08

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Solution

The fourth proportional to 1,225,015.56, 1,838,151.90 and 505,891.08 is: 759,096.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,015.56 : 1,838,151.90 = 505,891.08 : x
  2. Step 2: Convert to fraction form
    1,225,015.56/1,838,151.90 = 505,891.08/x
  3. Step 3: Cross multiply
    1,225,015.56x = 1,838,151.90 × 505,891.08
  4. Step 4: Simplify right side
    1,225,015.56x = 929,904,649,895.05
  5. Step 5: Solve for x
    x = 929,904,649,895.05/1,225,015.56
  6. Step 6: Final answer
    x = 759,096.19

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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.