Home / 1,540,450.54-2,311,223.24-687,444.54

Finding the Fourth Proportional to 1,540,450.54, 2,311,223.24 and 687,444.54

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Solution

The fourth proportional to 1,540,450.54, 2,311,223.24 and 687,444.54 is: 1,031,411.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,450.54 : 2,311,223.24 = 687,444.54 : x
  2. Step 2: Convert to fraction form
    1,540,450.54/2,311,223.24 = 687,444.54/x
  3. Step 3: Cross multiply
    1,540,450.54x = 2,311,223.24 × 687,444.54
  4. Step 4: Simplify right side
    1,540,450.54x = 1,588,837,797,059.11
  5. Step 5: Solve for x
    x = 1,588,837,797,059.11/1,540,450.54
  6. Step 6: Final answer
    x = 1,031,411.11

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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.