Home / 1,886,204.60-2,602,962.68-1,026,771.28

Finding the Fourth Proportional to 1,886,204.60, 2,602,962.68 and 1,026,771.28

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Solution

The fourth proportional to 1,886,204.60, 2,602,962.68 and 1,026,771.28 is: 1,416,944.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,204.60 : 2,602,962.68 = 1,026,771.28 : x
  2. Step 2: Convert to fraction form
    1,886,204.60/2,602,962.68 = 1,026,771.28/x
  3. Step 3: Cross multiply
    1,886,204.60x = 2,602,962.68 × 1,026,771.28
  4. Step 4: Simplify right side
    1,886,204.60x = 2,672,647,322,735.83
  5. Step 5: Solve for x
    x = 2,672,647,322,735.83/1,886,204.60
  6. Step 6: Final answer
    x = 1,416,944.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.