Home / 1,560,470.37-2,340,705.56-438,539.37

Finding the Fourth Proportional to 1,560,470.37, 2,340,705.56 and 438,539.37

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Solution

The fourth proportional to 1,560,470.37, 2,340,705.56 and 438,539.37 is: 657,809.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,470.37 : 2,340,705.56 = 438,539.37 : x
  2. Step 2: Convert to fraction form
    1,560,470.37/2,340,705.56 = 438,539.37/x
  3. Step 3: Cross multiply
    1,560,470.37x = 2,340,705.56 × 438,539.37
  4. Step 4: Simplify right side
    1,560,470.37x = 1,026,491,540,747.99
  5. Step 5: Solve for x
    x = 1,026,491,540,747.99/1,560,470.37
  6. Step 6: Final answer
    x = 657,809.06

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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.