Home / 1,399,930.64-2,100,230.36-453,302.48

Finding the Fourth Proportional to 1,399,930.64, 2,100,230.36 and 453,302.48

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Solution

The fourth proportional to 1,399,930.64, 2,100,230.36 and 453,302.48 is: 680,062.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,930.64 : 2,100,230.36 = 453,302.48 : x
  2. Step 2: Convert to fraction form
    1,399,930.64/2,100,230.36 = 453,302.48/x
  3. Step 3: Cross multiply
    1,399,930.64x = 2,100,230.36 × 453,302.48
  4. Step 4: Simplify right side
    1,399,930.64x = 952,039,630,759.29
  5. Step 5: Solve for x
    x = 952,039,630,759.29/1,399,930.64
  6. Step 6: Final answer
    x = 680,062.00

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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.