Home / 1,370,818.52-2,056,719.81-612,596.60

Finding the Fourth Proportional to 1,370,818.52, 2,056,719.81 and 612,596.60

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Solution

The fourth proportional to 1,370,818.52, 2,056,719.81 and 612,596.60 is: 919,114.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,818.52 : 2,056,719.81 = 612,596.60 : x
  2. Step 2: Convert to fraction form
    1,370,818.52/2,056,719.81 = 612,596.60/x
  3. Step 3: Cross multiply
    1,370,818.52x = 2,056,719.81 × 612,596.60
  4. Step 4: Simplify right side
    1,370,818.52x = 1,259,939,562,758.65
  5. Step 5: Solve for x
    x = 1,259,939,562,758.65/1,370,818.52
  6. Step 6: Final answer
    x = 919,114.78

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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.