Home / 2,380,477.77-3,285,081.36-1,292,758.74

Finding the Fourth Proportional to 2,380,477.77, 3,285,081.36 and 1,292,758.74

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Solution

The fourth proportional to 2,380,477.77, 3,285,081.36 and 1,292,758.74 is: 1,784,019.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,477.77 : 3,285,081.36 = 1,292,758.74 : x
  2. Step 2: Convert to fraction form
    2,380,477.77/3,285,081.36 = 1,292,758.74/x
  3. Step 3: Cross multiply
    2,380,477.77x = 3,285,081.36 × 1,292,758.74
  4. Step 4: Simplify right side
    2,380,477.77x = 4,246,817,639,751.09
  5. Step 5: Solve for x
    x = 4,246,817,639,751.09/2,380,477.77
  6. Step 6: Final answer
    x = 1,784,019.03

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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.