Home / 1,313,606.14-1,971,147.39-714,609.22

Finding the Fourth Proportional to 1,313,606.14, 1,971,147.39 and 714,609.22

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Solution

The fourth proportional to 1,313,606.14, 1,971,147.39 and 714,609.22 is: 1,072,315.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,606.14 : 1,971,147.39 = 714,609.22 : x
  2. Step 2: Convert to fraction form
    1,313,606.14/1,971,147.39 = 714,609.22/x
  3. Step 3: Cross multiply
    1,313,606.14x = 1,971,147.39 × 714,609.22
  4. Step 4: Simplify right side
    1,313,606.14x = 1,408,600,098,872.94
  5. Step 5: Solve for x
    x = 1,408,600,098,872.94/1,313,606.14
  6. Step 6: Final answer
    x = 1,072,315.40

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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.