Home / 683,145.45-1,022,874.98-683,145.45

Finding the Fourth Proportional to 683,145.45, 1,022,874.98 and 683,145.45

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Solution

The fourth proportional to 683,145.45, 1,022,874.98 and 683,145.45 is: 1,022,874.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,145.45 : 1,022,874.98 = 683,145.45 : x
  2. Step 2: Convert to fraction form
    683,145.45/1,022,874.98 = 683,145.45/x
  3. Step 3: Cross multiply
    683,145.45x = 1,022,874.98 × 683,145.45
  4. Step 4: Simplify right side
    683,145.45x = 698,772,385,090.11
  5. Step 5: Solve for x
    x = 698,772,385,090.11/683,145.45
  6. Step 6: Final answer
    x = 1,022,874.98

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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.