Home / 4,990,960.18-6,887,545.80-2,699,120.86

Finding the Fourth Proportional to 4,990,960.18, 6,887,545.80 and 2,699,120.86

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Solution

The fourth proportional to 4,990,960.18, 6,887,545.80 and 2,699,120.86 is: 3,724,798.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,960.18 : 6,887,545.80 = 2,699,120.86 : x
  2. Step 2: Convert to fraction form
    4,990,960.18/6,887,545.80 = 2,699,120.86/x
  3. Step 3: Cross multiply
    4,990,960.18x = 6,887,545.80 × 2,699,120.86
  4. Step 4: Simplify right side
    4,990,960.18x = 18,590,318,542,985.39
  5. Step 5: Solve for x
    x = 18,590,318,542,985.39/4,990,960.18
  6. Step 6: Final answer
    x = 3,724,798.01

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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.