Home / 1,374,438.69-2,061,164.07-475,636.41

Finding the Fourth Proportional to 1,374,438.69, 2,061,164.07 and 475,636.41

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Solution

The fourth proportional to 1,374,438.69, 2,061,164.07 and 475,636.41 is: 713,283.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,438.69 : 2,061,164.07 = 475,636.41 : x
  2. Step 2: Convert to fraction form
    1,374,438.69/2,061,164.07 = 475,636.41/x
  3. Step 3: Cross multiply
    1,374,438.69x = 2,061,164.07 × 475,636.41
  4. Step 4: Simplify right side
    1,374,438.69x = 980,364,678,675.79
  5. Step 5: Solve for x
    x = 980,364,678,675.79/1,374,438.69
  6. Step 6: Final answer
    x = 713,283.67

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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.