Home / 4,698,915.29-7,048,379.12-1,287,232.22

Finding the Fourth Proportional to 4,698,915.29, 7,048,379.12 and 1,287,232.22

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Solution

The fourth proportional to 4,698,915.29, 7,048,379.12 and 1,287,232.22 is: 1,930,850.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698,915.29 : 7,048,379.12 = 1,287,232.22 : x
  2. Step 2: Convert to fraction form
    4,698,915.29/7,048,379.12 = 1,287,232.22/x
  3. Step 3: Cross multiply
    4,698,915.29x = 7,048,379.12 × 1,287,232.22
  4. Step 4: Simplify right side
    4,698,915.29x = 9,072,900,660,361.19
  5. Step 5: Solve for x
    x = 9,072,900,660,361.19/4,698,915.29
  6. Step 6: Final answer
    x = 1,930,850.02

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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.