Home / 1,166,021.62-1,749,965.55-605,216.50

Finding the Fourth Proportional to 1,166,021.62, 1,749,965.55 and 605,216.50

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Solution

The fourth proportional to 1,166,021.62, 1,749,965.55 and 605,216.50 is: 908,309.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,021.62 : 1,749,965.55 = 605,216.50 : x
  2. Step 2: Convert to fraction form
    1,166,021.62/1,749,965.55 = 605,216.50/x
  3. Step 3: Cross multiply
    1,166,021.62x = 1,749,965.55 × 605,216.50
  4. Step 4: Simplify right side
    1,166,021.62x = 1,059,108,018,647.10
  5. Step 5: Solve for x
    x = 1,059,108,018,647.10/1,166,021.62
  6. Step 6: Final answer
    x = 908,309.08

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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.