Home / 4,700,688.57-7,051,660.56-1,860,136.43

Finding the Fourth Proportional to 4,700,688.57, 7,051,660.56 and 1,860,136.43

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Solution

The fourth proportional to 4,700,688.57, 7,051,660.56 and 1,860,136.43 is: 2,790,453.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700,688.57 : 7,051,660.56 = 1,860,136.43 : x
  2. Step 2: Convert to fraction form
    4,700,688.57/7,051,660.56 = 1,860,136.43/x
  3. Step 3: Cross multiply
    4,700,688.57x = 7,051,660.56 × 1,860,136.43
  4. Step 4: Simplify right side
    4,700,688.57x = 13,117,050,664,391.90
  5. Step 5: Solve for x
    x = 13,117,050,664,391.90/4,700,688.57
  6. Step 6: Final answer
    x = 2,790,453.03

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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.