Home / 1,770,071.60-2,655,982.20-1,012,494.80

Finding the Fourth Proportional to 1,770,071.60, 2,655,982.20 and 1,012,494.80

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Solution

The fourth proportional to 1,770,071.60, 2,655,982.20 and 1,012,494.80 is: 1,519,242.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,071.60 : 2,655,982.20 = 1,012,494.80 : x
  2. Step 2: Convert to fraction form
    1,770,071.60/2,655,982.20 = 1,012,494.80/x
  3. Step 3: Cross multiply
    1,770,071.60x = 2,655,982.20 × 1,012,494.80
  4. Step 4: Simplify right side
    1,770,071.60x = 2,689,168,166,392.56
  5. Step 5: Solve for x
    x = 2,689,168,166,392.56/1,770,071.60
  6. Step 6: Final answer
    x = 1,519,242.59

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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.