Home / 4,990,957.18-6,887,541.66-2,699,117.86

Finding the Fourth Proportional to 4,990,957.18, 6,887,541.66 and 2,699,117.86

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Solution

The fourth proportional to 4,990,957.18, 6,887,541.66 and 2,699,117.86 is: 3,724,793.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,957.18 : 6,887,541.66 = 2,699,117.86 : x
  2. Step 2: Convert to fraction form
    4,990,957.18/6,887,541.66 = 2,699,117.86/x
  3. Step 3: Cross multiply
    4,990,957.18x = 6,887,541.66 × 2,699,117.86
  4. Step 4: Simplify right side
    4,990,957.18x = 18,590,286,706,000.05
  5. Step 5: Solve for x
    x = 18,590,286,706,000.05/4,990,957.18
  6. Step 6: Final answer
    x = 3,724,793.87

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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.