Home / 1,170,090.30-1,755,135.45-967,136.70

Finding the Fourth Proportional to 1,170,090.30, 1,755,135.45 and 967,136.70

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Solution

The fourth proportional to 1,170,090.30, 1,755,135.45 and 967,136.70 is: 1,450,705.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,090.30 : 1,755,135.45 = 967,136.70 : x
  2. Step 2: Convert to fraction form
    1,170,090.30/1,755,135.45 = 967,136.70/x
  3. Step 3: Cross multiply
    1,170,090.30x = 1,755,135.45 × 967,136.70
  4. Step 4: Simplify right side
    1,170,090.30x = 1,697,455,907,166.02
  5. Step 5: Solve for x
    x = 1,697,455,907,166.02/1,170,090.30
  6. Step 6: Final answer
    x = 1,450,705.05

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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.