Home / 1,768,037.60-2,650,894.68-856,979

Finding the Fourth Proportional to 1,768,037.60, 2,650,894.68 and 856,979

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Solution

The fourth proportional to 1,768,037.60, 2,650,894.68 and 856,979 is: 1,284,905.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,037.60 : 2,650,894.68 = 856,979 : x
  2. Step 2: Convert to fraction form
    1,768,037.60/2,650,894.68 = 856,979/x
  3. Step 3: Cross multiply
    1,768,037.60x = 2,650,894.68 × 856,979
  4. Step 4: Simplify right side
    1,768,037.60x = 2,271,761,071,971.72
  5. Step 5: Solve for x
    x = 2,271,761,071,971.72/1,768,037.60
  6. Step 6: Final answer
    x = 1,284,905.41

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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.