Home / 4,973,611.78-7,460,417.27-1,379,378.68

Finding the Fourth Proportional to 4,973,611.78, 7,460,417.27 and 1,379,378.68

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Solution

The fourth proportional to 4,973,611.78, 7,460,417.27 and 1,379,378.68 is: 2,069,067.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,973,611.78 : 7,460,417.27 = 1,379,378.68 : x
  2. Step 2: Convert to fraction form
    4,973,611.78/7,460,417.27 = 1,379,378.68/x
  3. Step 3: Cross multiply
    4,973,611.78x = 7,460,417.27 × 1,379,378.68
  4. Step 4: Simplify right side
    4,973,611.78x = 10,290,740,545,145.05
  5. Step 5: Solve for x
    x = 10,290,740,545,145.05/4,973,611.78
  6. Step 6: Final answer
    x = 2,069,067.91

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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.