Home / 1,014,149.82-1,518,982.32-693,541.92

Finding the Fourth Proportional to 1,014,149.82, 1,518,982.32 and 693,541.92

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Solution

The fourth proportional to 1,014,149.82, 1,518,982.32 and 693,541.92 is: 1,038,779.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,149.82 : 1,518,982.32 = 693,541.92 : x
  2. Step 2: Convert to fraction form
    1,014,149.82/1,518,982.32 = 693,541.92/x
  3. Step 3: Cross multiply
    1,014,149.82x = 1,518,982.32 × 693,541.92
  4. Step 4: Simplify right side
    1,014,149.82x = 1,053,477,914,658.85
  5. Step 5: Solve for x
    x = 1,053,477,914,658.85/1,014,149.82
  6. Step 6: Final answer
    x = 1,038,779.37

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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.