Home / 5,242,928.36-7,234,779.66-2,919,645.32

Finding the Fourth Proportional to 5,242,928.36, 7,234,779.66 and 2,919,645.32

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Solution

The fourth proportional to 5,242,928.36, 7,234,779.66 and 2,919,645.32 is: 4,028,853.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242,928.36 : 7,234,779.66 = 2,919,645.32 : x
  2. Step 2: Convert to fraction form
    5,242,928.36/7,234,779.66 = 2,919,645.32/x
  3. Step 3: Cross multiply
    5,242,928.36x = 7,234,779.66 × 2,919,645.32
  4. Step 4: Simplify right side
    5,242,928.36x = 21,122,990,575,550.19
  5. Step 5: Solve for x
    x = 21,122,990,575,550.19/5,242,928.36
  6. Step 6: Final answer
    x = 4,028,853.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.