Home / 2,817,657.60-4,228,819.20-1,303,670.40

Finding the Fourth Proportional to 2,817,657.60, 4,228,819.20 and 1,303,670.40

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Solution

The fourth proportional to 2,817,657.60, 4,228,819.20 and 1,303,670.40 is: 1,956,584.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817,657.60 : 4,228,819.20 = 1,303,670.40 : x
  2. Step 2: Convert to fraction form
    2,817,657.60/4,228,819.20 = 1,303,670.40/x
  3. Step 3: Cross multiply
    2,817,657.60x = 4,228,819.20 × 1,303,670.40
  4. Step 4: Simplify right side
    2,817,657.60x = 5,512,986,417,991.68
  5. Step 5: Solve for x
    x = 5,512,986,417,991.68/2,817,657.60
  6. Step 6: Final answer
    x = 1,956,584.94

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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.