Home / 1,664,620.08-2,296,929.36-1,010,906.16

Finding the Fourth Proportional to 1,664,620.08, 2,296,929.36 and 1,010,906.16

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Solution

The fourth proportional to 1,664,620.08, 2,296,929.36 and 1,010,906.16 is: 1,394,900.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,620.08 : 2,296,929.36 = 1,010,906.16 : x
  2. Step 2: Convert to fraction form
    1,664,620.08/2,296,929.36 = 1,010,906.16/x
  3. Step 3: Cross multiply
    1,664,620.08x = 2,296,929.36 × 1,010,906.16
  4. Step 4: Simplify right side
    1,664,620.08x = 2,321,980,039,108.86
  5. Step 5: Solve for x
    x = 2,321,980,039,108.86/1,664,620.08
  6. Step 6: Final answer
    x = 1,394,900.89

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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.