Home / 4,991,623.79-6,887,848.37-2,816,039.93

Finding the Fourth Proportional to 4,991,623.79, 6,887,848.37 and 2,816,039.93

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Solution

The fourth proportional to 4,991,623.79, 6,887,848.37 and 2,816,039.93 is: 3,885,800.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,623.79 : 6,887,848.37 = 2,816,039.93 : x
  2. Step 2: Convert to fraction form
    4,991,623.79/6,887,848.37 = 2,816,039.93/x
  3. Step 3: Cross multiply
    4,991,623.79x = 6,887,848.37 × 2,816,039.93
  4. Step 4: Simplify right side
    4,991,623.79x = 19,396,455,993,185.97
  5. Step 5: Solve for x
    x = 19,396,455,993,185.97/4,991,623.79
  6. Step 6: Final answer
    x = 3,885,800.86

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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.