Home / 4,751,999.70-7,127,999.55-1,556,355.30

Finding the Fourth Proportional to 4,751,999.70, 7,127,999.55 and 1,556,355.30

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Solution

The fourth proportional to 4,751,999.70, 7,127,999.55 and 1,556,355.30 is: 2,334,532.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751,999.70 : 7,127,999.55 = 1,556,355.30 : x
  2. Step 2: Convert to fraction form
    4,751,999.70/7,127,999.55 = 1,556,355.30/x
  3. Step 3: Cross multiply
    4,751,999.70x = 7,127,999.55 × 1,556,355.30
  4. Step 4: Simplify right side
    4,751,999.70x = 11,093,699,878,040.12
  5. Step 5: Solve for x
    x = 11,093,699,878,040.12/4,751,999.70
  6. Step 6: Final answer
    x = 2,334,532.95

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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.