Home / 1,317,582.72-1,976,490.78-370,961.64

Finding the Fourth Proportional to 1,317,582.72, 1,976,490.78 and 370,961.64

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Solution

The fourth proportional to 1,317,582.72, 1,976,490.78 and 370,961.64 is: 556,475.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,582.72 : 1,976,490.78 = 370,961.64 : x
  2. Step 2: Convert to fraction form
    1,317,582.72/1,976,490.78 = 370,961.64/x
  3. Step 3: Cross multiply
    1,317,582.72x = 1,976,490.78 × 370,961.64
  4. Step 4: Simplify right side
    1,317,582.72x = 733,202,261,193.68
  5. Step 5: Solve for x
    x = 733,202,261,193.68/1,317,582.72
  6. Step 6: Final answer
    x = 556,475.32

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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.