Home / 1,405,693.94-2,108,533.86-340,736.04

Finding the Fourth Proportional to 1,405,693.94, 2,108,533.86 and 340,736.04

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Solution

The fourth proportional to 1,405,693.94, 2,108,533.86 and 340,736.04 is: 511,102.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,693.94 : 2,108,533.86 = 340,736.04 : x
  2. Step 2: Convert to fraction form
    1,405,693.94/2,108,533.86 = 340,736.04/x
  3. Step 3: Cross multiply
    1,405,693.94x = 2,108,533.86 × 340,736.04
  4. Step 4: Simplify right side
    1,405,693.94x = 718,453,477,662.31
  5. Step 5: Solve for x
    x = 718,453,477,662.31/1,405,693.94
  6. Step 6: Final answer
    x = 511,102.35

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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.