Home / 2,183,784.40-3,276,137.40-688,027.60

Finding the Fourth Proportional to 2,183,784.40, 3,276,137.40 and 688,027.60

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Solution

The fourth proportional to 2,183,784.40, 3,276,137.40 and 688,027.60 is: 1,032,186.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,784.40 : 3,276,137.40 = 688,027.60 : x
  2. Step 2: Convert to fraction form
    2,183,784.40/3,276,137.40 = 688,027.60/x
  3. Step 3: Cross multiply
    2,183,784.40x = 3,276,137.40 × 688,027.60
  4. Step 4: Simplify right side
    2,183,784.40x = 2,254,072,952,592.24
  5. Step 5: Solve for x
    x = 2,254,072,952,592.24/2,183,784.40
  6. Step 6: Final answer
    x = 1,032,186.58

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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.