Home / 1,339,672.42-2,009,527.53-393,062.68

Finding the Fourth Proportional to 1,339,672.42, 2,009,527.53 and 393,062.68

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Solution

The fourth proportional to 1,339,672.42, 2,009,527.53 and 393,062.68 is: 589,599.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,672.42 : 2,009,527.53 = 393,062.68 : x
  2. Step 2: Convert to fraction form
    1,339,672.42/2,009,527.53 = 393,062.68/x
  3. Step 3: Cross multiply
    1,339,672.42x = 2,009,527.53 × 393,062.68
  4. Step 4: Simplify right side
    1,339,672.42x = 789,870,276,475.58
  5. Step 5: Solve for x
    x = 789,870,276,475.58/1,339,672.42
  6. Step 6: Final answer
    x = 589,599.57

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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.