Home / 1,622,763.60-2,434,375.80-500,715.60

Finding the Fourth Proportional to 1,622,763.60, 2,434,375.80 and 500,715.60

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Solution

The fourth proportional to 1,622,763.60, 2,434,375.80 and 500,715.60 is: 751,144.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,763.60 : 2,434,375.80 = 500,715.60 : x
  2. Step 2: Convert to fraction form
    1,622,763.60/2,434,375.80 = 500,715.60/x
  3. Step 3: Cross multiply
    1,622,763.60x = 2,434,375.80 × 500,715.60
  4. Step 4: Simplify right side
    1,622,763.60x = 1,218,929,939,322.48
  5. Step 5: Solve for x
    x = 1,218,929,939,322.48/1,622,763.60
  6. Step 6: Final answer
    x = 751,144.49

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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.