Home / 2,900,644.72-4,351,409.64-1,479,926.32

Finding the Fourth Proportional to 2,900,644.72, 4,351,409.64 and 1,479,926.32

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Solution

The fourth proportional to 2,900,644.72, 4,351,409.64 and 1,479,926.32 is: 2,220,115.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,644.72 : 4,351,409.64 = 1,479,926.32 : x
  2. Step 2: Convert to fraction form
    2,900,644.72/4,351,409.64 = 1,479,926.32/x
  3. Step 3: Cross multiply
    2,900,644.72x = 4,351,409.64 × 1,479,926.32
  4. Step 4: Simplify right side
    2,900,644.72x = 6,439,765,655,337.73
  5. Step 5: Solve for x
    x = 6,439,765,655,337.73/2,900,644.72
  6. Step 6: Final answer
    x = 2,220,115.28

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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.