Home / 1,349,494.94-1,861,096.87-1,119,688.45

Finding the Fourth Proportional to 1,349,494.94, 1,861,096.87 and 1,119,688.45

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Solution

The fourth proportional to 1,349,494.94, 1,861,096.87 and 1,119,688.45 is: 1,544,169.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,494.94 : 1,861,096.87 = 1,119,688.45 : x
  2. Step 2: Convert to fraction form
    1,349,494.94/1,861,096.87 = 1,119,688.45/x
  3. Step 3: Cross multiply
    1,349,494.94x = 1,861,096.87 × 1,119,688.45
  4. Step 4: Simplify right side
    1,349,494.94x = 2,083,848,669,670.15
  5. Step 5: Solve for x
    x = 2,083,848,669,670.15/1,349,494.94
  6. Step 6: Final answer
    x = 1,544,169.31

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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.