Home / 4,679,749-7,018,735.74-2,281,181.32

Finding the Fourth Proportional to 4,679,749, 7,018,735.74 and 2,281,181.32

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Solution

The fourth proportional to 4,679,749, 7,018,735.74 and 2,281,181.32 is: 3,421,339.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,749 : 7,018,735.74 = 2,281,181.32 : x
  2. Step 2: Convert to fraction form
    4,679,749/7,018,735.74 = 2,281,181.32/x
  3. Step 3: Cross multiply
    4,679,749x = 7,018,735.74 × 2,281,181.32
  4. Step 4: Simplify right side
    4,679,749x = 16,011,008,860,104.38
  5. Step 5: Solve for x
    x = 16,011,008,860,104.38/4,679,749
  6. Step 6: Final answer
    x = 3,421,339.23

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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.