Home / 1,431,113.00-2,147,135.45-673,029.95

Finding the Fourth Proportional to 1,431,113.00, 2,147,135.45 and 673,029.95

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Solution

The fourth proportional to 1,431,113.00, 2,147,135.45 and 673,029.95 is: 1,009,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,113.00 : 2,147,135.45 = 673,029.95 : x
  2. Step 2: Convert to fraction form
    1,431,113.00/2,147,135.45 = 673,029.95/x
  3. Step 3: Cross multiply
    1,431,113.00x = 2,147,135.45 × 673,029.95
  4. Step 4: Simplify right side
    1,431,113.00x = 1,445,086,450,455.90
  5. Step 5: Solve for x
    x = 1,445,086,450,455.90/1,431,113.00
  6. Step 6: Final answer
    x = 1,009,764.05

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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.