Home / 3,315,889.42-4,973,833.62-919,734

Finding the Fourth Proportional to 3,315,889.42, 4,973,833.62 and 919,734

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Solution

The fourth proportional to 3,315,889.42, 4,973,833.62 and 919,734 is: 1,379,600.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,889.42 : 4,973,833.62 = 919,734 : x
  2. Step 2: Convert to fraction form
    3,315,889.42/4,973,833.62 = 919,734/x
  3. Step 3: Cross multiply
    3,315,889.42x = 4,973,833.62 × 919,734
  4. Step 4: Simplify right side
    3,315,889.42x = 4,574,603,890,657.08
  5. Step 5: Solve for x
    x = 4,574,603,890,657.08/3,315,889.42
  6. Step 6: Final answer
    x = 1,379,600.86

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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.