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Finding the Fourth Proportional to 5,839,385.59, 8,759,915.93 and 1,796,214.30

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Solution

The fourth proportional to 5,839,385.59, 8,759,915.93 and 1,796,214.30 is: 2,694,579.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,839,385.59 : 8,759,915.93 = 1,796,214.30 : x
  2. Step 2: Convert to fraction form
    5,839,385.59/8,759,915.93 = 1,796,214.30/x
  3. Step 3: Cross multiply
    5,839,385.59x = 8,759,915.93 × 1,796,214.30
  4. Step 4: Simplify right side
    5,839,385.59x = 15,734,686,260,263.80
  5. Step 5: Solve for x
    x = 15,734,686,260,263.80/5,839,385.59
  6. Step 6: Final answer
    x = 2,694,579.08

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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.