Home / 3,528,940-4,869,926.96-1,959,311.44

Finding the Fourth Proportional to 3,528,940, 4,869,926.96 and 1,959,311.44

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Solution

The fourth proportional to 3,528,940, 4,869,926.96 and 1,959,311.44 is: 2,703,844.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528,940 : 4,869,926.96 = 1,959,311.44 : x
  2. Step 2: Convert to fraction form
    3,528,940/4,869,926.96 = 1,959,311.44/x
  3. Step 3: Cross multiply
    3,528,940x = 4,869,926.96 × 1,959,311.44
  4. Step 4: Simplify right side
    3,528,940x = 9,541,703,604,692.42
  5. Step 5: Solve for x
    x = 9,541,703,604,692.42/3,528,940
  6. Step 6: Final answer
    x = 2,703,844.10

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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.