Home / 1,300,880.58-1,949,897.43-669,832.26

Finding the Fourth Proportional to 1,300,880.58, 1,949,897.43 and 669,832.26

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Solution

The fourth proportional to 1,300,880.58, 1,949,897.43 and 669,832.26 is: 1,004,015.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,880.58 : 1,949,897.43 = 669,832.26 : x
  2. Step 2: Convert to fraction form
    1,300,880.58/1,949,897.43 = 669,832.26/x
  3. Step 3: Cross multiply
    1,300,880.58x = 1,949,897.43 × 669,832.26
  4. Step 4: Simplify right side
    1,300,880.58x = 1,306,104,202,305.09
  5. Step 5: Solve for x
    x = 1,306,104,202,305.09/1,300,880.58
  6. Step 6: Final answer
    x = 1,004,015.45

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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.