Home / 6,389,067.86-9,578,003.07-2,402,779.22

Finding the Fourth Proportional to 6,389,067.86, 9,578,003.07 and 2,402,779.22

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Solution

The fourth proportional to 6,389,067.86, 9,578,003.07 and 2,402,779.22 is: 3,602,063.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389,067.86 : 9,578,003.07 = 2,402,779.22 : x
  2. Step 2: Convert to fraction form
    6,389,067.86/9,578,003.07 = 2,402,779.22/x
  3. Step 3: Cross multiply
    6,389,067.86x = 9,578,003.07 × 2,402,779.22
  4. Step 4: Simplify right side
    6,389,067.86x = 23,013,826,745,692.21
  5. Step 5: Solve for x
    x = 23,013,826,745,692.21/6,389,067.86
  6. Step 6: Final answer
    x = 3,602,063.28

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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.