Home / 1,519,022.35-2,279,032.35-621,219.16

Finding the Fourth Proportional to 1,519,022.35, 2,279,032.35 and 621,219.16

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Solution

The fourth proportional to 1,519,022.35, 2,279,032.35 and 621,219.16 is: 932,032.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,022.35 : 2,279,032.35 = 621,219.16 : x
  2. Step 2: Convert to fraction form
    1,519,022.35/2,279,032.35 = 621,219.16/x
  3. Step 3: Cross multiply
    1,519,022.35x = 2,279,032.35 × 621,219.16
  4. Step 4: Simplify right side
    1,519,022.35x = 1,415,778,562,079.83
  5. Step 5: Solve for x
    x = 1,415,778,562,079.83/1,519,022.35
  6. Step 6: Final answer
    x = 932,032.74

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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.