Home / 3,315,931.20-4,973,896.80-2,308,161.60

Finding the Fourth Proportional to 3,315,931.20, 4,973,896.80 and 2,308,161.60

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Solution

The fourth proportional to 3,315,931.20, 4,973,896.80 and 2,308,161.60 is: 3,462,242.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,931.20 : 4,973,896.80 = 2,308,161.60 : x
  2. Step 2: Convert to fraction form
    3,315,931.20/4,973,896.80 = 2,308,161.60/x
  3. Step 3: Cross multiply
    3,315,931.20x = 4,973,896.80 × 2,308,161.60
  4. Step 4: Simplify right side
    3,315,931.20x = 11,480,557,596,122.88
  5. Step 5: Solve for x
    x = 11,480,557,596,122.88/3,315,931.20
  6. Step 6: Final answer
    x = 3,462,242.40

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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.