Home / 1,379,145-2,068,325.46-580,608.12

Finding the Fourth Proportional to 1,379,145, 2,068,325.46 and 580,608.12

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Solution

The fourth proportional to 1,379,145, 2,068,325.46 and 580,608.12 is: 870,747.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,145 : 2,068,325.46 = 580,608.12 : x
  2. Step 2: Convert to fraction form
    1,379,145/2,068,325.46 = 580,608.12/x
  3. Step 3: Cross multiply
    1,379,145x = 2,068,325.46 × 580,608.12
  4. Step 4: Simplify right side
    1,379,145x = 1,200,886,556,878.74
  5. Step 5: Solve for x
    x = 1,200,886,556,878.74/1,379,145
  6. Step 6: Final answer
    x = 870,747.13

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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.