Home / 3,915,435.20-5,875,292.64-1,519,374.08

Finding the Fourth Proportional to 3,915,435.20, 5,875,292.64 and 1,519,374.08

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Solution

The fourth proportional to 3,915,435.20, 5,875,292.64 and 1,519,374.08 is: 2,279,891.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,435.20 : 5,875,292.64 = 1,519,374.08 : x
  2. Step 2: Convert to fraction form
    3,915,435.20/5,875,292.64 = 1,519,374.08/x
  3. Step 3: Cross multiply
    3,915,435.20x = 5,875,292.64 × 1,519,374.08
  4. Step 4: Simplify right side
    3,915,435.20x = 8,926,767,349,630.77
  5. Step 5: Solve for x
    x = 8,926,767,349,630.77/3,915,435.20
  6. Step 6: Final answer
    x = 2,279,891.48

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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.