Home / 1,311,035.69-1,809,263.12-738,096.37

Finding the Fourth Proportional to 1,311,035.69, 1,809,263.12 and 738,096.37

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Solution

The fourth proportional to 1,311,035.69, 1,809,263.12 and 738,096.37 is: 1,018,592.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,035.69 : 1,809,263.12 = 738,096.37 : x
  2. Step 2: Convert to fraction form
    1,311,035.69/1,809,263.12 = 738,096.37/x
  3. Step 3: Cross multiply
    1,311,035.69x = 1,809,263.12 × 738,096.37
  4. Step 4: Simplify right side
    1,311,035.69x = 1,335,410,533,033.23
  5. Step 5: Solve for x
    x = 1,335,410,533,033.23/1,311,035.69
  6. Step 6: Final answer
    x = 1,018,592.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.