Home / 3,928,347.78-5,892,770.73-1,232,779.26

Finding the Fourth Proportional to 3,928,347.78, 5,892,770.73 and 1,232,779.26

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Solution

The fourth proportional to 3,928,347.78, 5,892,770.73 and 1,232,779.26 is: 1,849,247.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928,347.78 : 5,892,770.73 = 1,232,779.26 : x
  2. Step 2: Convert to fraction form
    3,928,347.78/5,892,770.73 = 1,232,779.26/x
  3. Step 3: Cross multiply
    3,928,347.78x = 5,892,770.73 × 1,232,779.26
  4. Step 4: Simplify right side
    3,928,347.78x = 7,264,485,539,879.06
  5. Step 5: Solve for x
    x = 7,264,485,539,879.06/3,928,347.78
  6. Step 6: Final answer
    x = 1,849,247.05

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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.