Home / 2,521,635.56-3,479,840.52-1,433,907.20

Finding the Fourth Proportional to 2,521,635.56, 3,479,840.52 and 1,433,907.20

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Solution

The fourth proportional to 2,521,635.56, 3,479,840.52 and 1,433,907.20 is: 1,978,782.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521,635.56 : 3,479,840.52 = 1,433,907.20 : x
  2. Step 2: Convert to fraction form
    2,521,635.56/3,479,840.52 = 1,433,907.20/x
  3. Step 3: Cross multiply
    2,521,635.56x = 3,479,840.52 × 1,433,907.20
  4. Step 4: Simplify right side
    2,521,635.56x = 4,989,768,376,479.74
  5. Step 5: Solve for x
    x = 4,989,768,376,479.74/2,521,635.56
  6. Step 6: Final answer
    x = 1,978,782.52

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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.