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Finding the Fourth Proportional to 5,869,642.75, 8,805,068.01 and 2,031,458.42

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Solution

The fourth proportional to 5,869,642.75, 8,805,068.01 and 2,031,458.42 is: 3,047,396.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,869,642.75 : 8,805,068.01 = 2,031,458.42 : x
  2. Step 2: Convert to fraction form
    5,869,642.75/8,805,068.01 = 2,031,458.42/x
  3. Step 3: Cross multiply
    5,869,642.75x = 8,805,068.01 × 2,031,458.42
  4. Step 4: Simplify right side
    5,869,642.75x = 17,887,129,569,599.82
  5. Step 5: Solve for x
    x = 17,887,129,569,599.82/5,869,642.75
  6. Step 6: Final answer
    x = 3,047,396.64

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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.