Home / 2,339,381.84-3,509,407.51-720,287.67

Finding the Fourth Proportional to 2,339,381.84, 3,509,407.51 and 720,287.67

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Solution

The fourth proportional to 2,339,381.84, 3,509,407.51 and 720,287.67 is: 1,080,534.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339,381.84 : 3,509,407.51 = 720,287.67 : x
  2. Step 2: Convert to fraction form
    2,339,381.84/3,509,407.51 = 720,287.67/x
  3. Step 3: Cross multiply
    2,339,381.84x = 3,509,407.51 × 720,287.67
  4. Step 4: Simplify right side
    2,339,381.84x = 2,527,782,965,960.47
  5. Step 5: Solve for x
    x = 2,527,782,965,960.47/2,339,381.84
  6. Step 6: Final answer
    x = 1,080,534.57

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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.