Home / 1,679,907.60-2,514,612.60-1,207,515.60

Finding the Fourth Proportional to 1,679,907.60, 2,514,612.60 and 1,207,515.60

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Solution

The fourth proportional to 1,679,907.60, 2,514,612.60 and 1,207,515.60 is: 1,807,500.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,907.60 : 2,514,612.60 = 1,207,515.60 : x
  2. Step 2: Convert to fraction form
    1,679,907.60/2,514,612.60 = 1,207,515.60/x
  3. Step 3: Cross multiply
    1,679,907.60x = 2,514,612.60 × 1,207,515.60
  4. Step 4: Simplify right side
    1,679,907.60x = 3,036,433,942,456.56
  5. Step 5: Solve for x
    x = 3,036,433,942,456.56/1,679,907.60
  6. Step 6: Final answer
    x = 1,807,500.57

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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.