Home / 4,940,212-6,817,492.56-2,679,220

Finding the Fourth Proportional to 4,940,212, 6,817,492.56 and 2,679,220

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Solution

The fourth proportional to 4,940,212, 6,817,492.56 and 2,679,220 is: 3,697,323.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940,212 : 6,817,492.56 = 2,679,220 : x
  2. Step 2: Convert to fraction form
    4,940,212/6,817,492.56 = 2,679,220/x
  3. Step 3: Cross multiply
    4,940,212x = 6,817,492.56 × 2,679,220
  4. Step 4: Simplify right side
    4,940,212x = 18,265,562,416,603.20
  5. Step 5: Solve for x
    x = 18,265,562,416,603.20/4,940,212
  6. Step 6: Final answer
    x = 3,697,323.60

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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.