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Finding the Fourth Proportional to 5,695,935.50, 8,545,303.20 and 1,706,847.50

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Solution

The fourth proportional to 5,695,935.50, 8,545,303.20 and 1,706,847.50 is: 2,560,690.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,695,935.50 : 8,545,303.20 = 1,706,847.50 : x
  2. Step 2: Convert to fraction form
    5,695,935.50/8,545,303.20 = 1,706,847.50/x
  3. Step 3: Cross multiply
    5,695,935.50x = 8,545,303.20 × 1,706,847.50
  4. Step 4: Simplify right side
    5,695,935.50x = 14,585,529,403,662.00
  5. Step 5: Solve for x
    x = 14,585,529,403,662.00/5,695,935.50
  6. Step 6: Final answer
    x = 2,560,690.76

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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.