Home / 1,644,219.86-2,269,312.16-956,104.61

Finding the Fourth Proportional to 1,644,219.86, 2,269,312.16 and 956,104.61

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Solution

The fourth proportional to 1,644,219.86, 2,269,312.16 and 956,104.61 is: 1,319,592.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,219.86 : 2,269,312.16 = 956,104.61 : x
  2. Step 2: Convert to fraction form
    1,644,219.86/2,269,312.16 = 956,104.61/x
  3. Step 3: Cross multiply
    1,644,219.86x = 2,269,312.16 × 956,104.61
  4. Step 4: Simplify right side
    1,644,219.86x = 2,169,699,801,577.97
  5. Step 5: Solve for x
    x = 2,169,699,801,577.97/1,644,219.86
  6. Step 6: Final answer
    x = 1,319,592.26

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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.