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Finding the Fourth Proportional to 5,885,741.88, 8,830,854.50 and 2,047,990.64

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Solution

The fourth proportional to 5,885,741.88, 8,830,854.50 and 2,047,990.64 is: 3,072,765.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,885,741.88 : 8,830,854.50 = 2,047,990.64 : x
  2. Step 2: Convert to fraction form
    5,885,741.88/8,830,854.50 = 2,047,990.64/x
  3. Step 3: Cross multiply
    5,885,741.88x = 8,830,854.50 × 2,047,990.64
  4. Step 4: Simplify right side
    5,885,741.88x = 18,085,507,304,807.65
  5. Step 5: Solve for x
    x = 18,085,507,304,807.65/5,885,741.88
  6. Step 6: Final answer
    x = 3,072,765.96

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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.