Home / 943,621.58-1,414,032.68-693,078.86

Finding the Fourth Proportional to 943,621.58, 1,414,032.68 and 693,078.86

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Solution

The fourth proportional to 943,621.58, 1,414,032.68 and 693,078.86 is: 1,038,590.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,621.58 : 1,414,032.68 = 693,078.86 : x
  2. Step 2: Convert to fraction form
    943,621.58/1,414,032.68 = 693,078.86/x
  3. Step 3: Cross multiply
    943,621.58x = 1,414,032.68 × 693,078.86
  4. Step 4: Simplify right side
    943,621.58x = 980,036,157,857.15
  5. Step 5: Solve for x
    x = 980,036,157,857.15/943,621.58
  6. Step 6: Final answer
    x = 1,038,590.23

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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.