Home / 4,648,090.80-6,972,136.20-1,282,292.40

Finding the Fourth Proportional to 4,648,090.80, 6,972,136.20 and 1,282,292.40

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Solution

The fourth proportional to 4,648,090.80, 6,972,136.20 and 1,282,292.40 is: 1,923,438.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,648,090.80 : 6,972,136.20 = 1,282,292.40 : x
  2. Step 2: Convert to fraction form
    4,648,090.80/6,972,136.20 = 1,282,292.40/x
  3. Step 3: Cross multiply
    4,648,090.80x = 6,972,136.20 × 1,282,292.40
  4. Step 4: Simplify right side
    4,648,090.80x = 8,940,317,261,024.88
  5. Step 5: Solve for x
    x = 8,940,317,261,024.88/4,648,090.80
  6. Step 6: Final answer
    x = 1,923,438.60

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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.