Home / 3,455,890.64-5,186,149.80-1,434,136.64

Finding the Fourth Proportional to 3,455,890.64, 5,186,149.80 and 1,434,136.64

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Solution

The fourth proportional to 3,455,890.64, 5,186,149.80 and 1,434,136.64 is: 2,152,165.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,890.64 : 5,186,149.80 = 1,434,136.64 : x
  2. Step 2: Convert to fraction form
    3,455,890.64/5,186,149.80 = 1,434,136.64/x
  3. Step 3: Cross multiply
    3,455,890.64x = 5,186,149.80 × 1,434,136.64
  4. Step 4: Simplify right side
    3,455,890.64x = 7,437,647,448,708.67
  5. Step 5: Solve for x
    x = 7,437,647,448,708.67/3,455,890.64
  6. Step 6: Final answer
    x = 2,152,165.16

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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.