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Finding the Fourth Proportional to 5,662,794.40, 8,493,802.80 and 1,824,560.80

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Solution

The fourth proportional to 5,662,794.40, 8,493,802.80 and 1,824,560.80 is: 2,736,715.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,662,794.40 : 8,493,802.80 = 1,824,560.80 : x
  2. Step 2: Convert to fraction form
    5,662,794.40/8,493,802.80 = 1,824,560.80/x
  3. Step 3: Cross multiply
    5,662,794.40x = 8,493,802.80 × 1,824,560.80
  4. Step 4: Simplify right side
    5,662,794.40x = 15,497,459,631,810.24
  5. Step 5: Solve for x
    x = 15,497,459,631,810.24/5,662,794.40
  6. Step 6: Final answer
    x = 2,736,715.93

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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.