Home / 1,281,819.60-1,922,729.40-533,768.40

Finding the Fourth Proportional to 1,281,819.60, 1,922,729.40 and 533,768.40

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Solution

The fourth proportional to 1,281,819.60, 1,922,729.40 and 533,768.40 is: 800,652.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,819.60 : 1,922,729.40 = 533,768.40 : x
  2. Step 2: Convert to fraction form
    1,281,819.60/1,922,729.40 = 533,768.40/x
  3. Step 3: Cross multiply
    1,281,819.60x = 1,922,729.40 × 533,768.40
  4. Step 4: Simplify right side
    1,281,819.60x = 1,026,292,195,470.96
  5. Step 5: Solve for x
    x = 1,026,292,195,470.96/1,281,819.60
  6. Step 6: Final answer
    x = 800,652.60

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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.