Home / 4,698,858.65-7,048,294.03-1,287,175.25

Finding the Fourth Proportional to 4,698,858.65, 7,048,294.03 and 1,287,175.25

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Solution

The fourth proportional to 4,698,858.65, 7,048,294.03 and 1,287,175.25 is: 1,930,764.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698,858.65 : 7,048,294.03 = 1,287,175.25 : x
  2. Step 2: Convert to fraction form
    4,698,858.65/7,048,294.03 = 1,287,175.25/x
  3. Step 3: Cross multiply
    4,698,858.65x = 7,048,294.03 × 1,287,175.25
  4. Step 4: Simplify right side
    4,698,858.65x = 9,072,389,642,128.10
  5. Step 5: Solve for x
    x = 9,072,389,642,128.10/4,698,858.65
  6. Step 6: Final answer
    x = 1,930,764.54

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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.