Home / 1,789,999.19-2,684,588.72-510,582.32

Finding the Fourth Proportional to 1,789,999.19, 2,684,588.72 and 510,582.32

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Solution

The fourth proportional to 1,789,999.19, 2,684,588.72 and 510,582.32 is: 765,756.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,999.19 : 2,684,588.72 = 510,582.32 : x
  2. Step 2: Convert to fraction form
    1,789,999.19/2,684,588.72 = 510,582.32/x
  3. Step 3: Cross multiply
    1,789,999.19x = 2,684,588.72 × 510,582.32
  4. Step 4: Simplify right side
    1,789,999.19x = 1,370,703,530,994.78
  5. Step 5: Solve for x
    x = 1,370,703,530,994.78/1,789,999.19
  6. Step 6: Final answer
    x = 765,756.51

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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.