Home / 1,386,609-2,079,650.46-675,922.28

Finding the Fourth Proportional to 1,386,609, 2,079,650.46 and 675,922.28

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Solution

The fourth proportional to 1,386,609, 2,079,650.46 and 675,922.28 is: 1,013,755.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,609 : 2,079,650.46 = 675,922.28 : x
  2. Step 2: Convert to fraction form
    1,386,609/2,079,650.46 = 675,922.28/x
  3. Step 3: Cross multiply
    1,386,609x = 2,079,650.46 × 675,922.28
  4. Step 4: Simplify right side
    1,386,609x = 1,405,682,080,526.25
  5. Step 5: Solve for x
    x = 1,405,682,080,526.25/1,386,609
  6. Step 6: Final answer
    x = 1,013,755.20

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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.