Home / 2,027,500.50-3,038,888.79-1,128,512.28

Finding the Fourth Proportional to 2,027,500.50, 3,038,888.79 and 1,128,512.28

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Solution

The fourth proportional to 2,027,500.50, 3,038,888.79 and 1,128,512.28 is: 1,691,453.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027,500.50 : 3,038,888.79 = 1,128,512.28 : x
  2. Step 2: Convert to fraction form
    2,027,500.50/3,038,888.79 = 1,128,512.28/x
  3. Step 3: Cross multiply
    2,027,500.50x = 3,038,888.79 × 1,128,512.28
  4. Step 4: Simplify right side
    2,027,500.50x = 3,429,423,317,069.34
  5. Step 5: Solve for x
    x = 3,429,423,317,069.34/2,027,500.50
  6. Step 6: Final answer
    x = 1,691,453.75

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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.