Home / 1,018,511.58-1,405,668.18-610,837.70

Finding the Fourth Proportional to 1,018,511.58, 1,405,668.18 and 610,837.70

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Solution

The fourth proportional to 1,018,511.58, 1,405,668.18 and 610,837.70 is: 843,029.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,511.58 : 1,405,668.18 = 610,837.70 : x
  2. Step 2: Convert to fraction form
    1,018,511.58/1,405,668.18 = 610,837.70/x
  3. Step 3: Cross multiply
    1,018,511.58x = 1,405,668.18 × 610,837.70
  4. Step 4: Simplify right side
    1,018,511.58x = 858,635,114,980.20
  5. Step 5: Solve for x
    x = 858,635,114,980.20/1,018,511.58
  6. Step 6: Final answer
    x = 843,029.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.