Home / 4,312,994.32-6,468,384.31-1,279,642.58

Finding the Fourth Proportional to 4,312,994.32, 6,468,384.31 and 1,279,642.58

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Solution

The fourth proportional to 4,312,994.32, 6,468,384.31 and 1,279,642.58 is: 1,919,135.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312,994.32 : 6,468,384.31 = 1,279,642.58 : x
  2. Step 2: Convert to fraction form
    4,312,994.32/6,468,384.31 = 1,279,642.58/x
  3. Step 3: Cross multiply
    4,312,994.32x = 6,468,384.31 × 1,279,642.58
  4. Step 4: Simplify right side
    4,312,994.32x = 8,277,219,954,654.26
  5. Step 5: Solve for x
    x = 8,277,219,954,654.26/4,312,994.32
  6. Step 6: Final answer
    x = 1,919,135.37

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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.