Home / 2,994,792.20-4,492,188.30-2,605,068.80

Finding the Fourth Proportional to 2,994,792.20, 4,492,188.30 and 2,605,068.80

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Solution

The fourth proportional to 2,994,792.20, 4,492,188.30 and 2,605,068.80 is: 3,907,603.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994,792.20 : 4,492,188.30 = 2,605,068.80 : x
  2. Step 2: Convert to fraction form
    2,994,792.20/4,492,188.30 = 2,605,068.80/x
  3. Step 3: Cross multiply
    2,994,792.20x = 4,492,188.30 × 2,605,068.80
  4. Step 4: Simplify right side
    2,994,792.20x = 11,702,459,584,055.04
  5. Step 5: Solve for x
    x = 11,702,459,584,055.04/2,994,792.20
  6. Step 6: Final answer
    x = 3,907,603.20

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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.