Home / 2,696,630.90-4,039,697.55-1,628,500.10

Finding the Fourth Proportional to 2,696,630.90, 4,039,697.55 and 1,628,500.10

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Solution

The fourth proportional to 2,696,630.90, 4,039,697.55 and 1,628,500.10 is: 2,439,580.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696,630.90 : 4,039,697.55 = 1,628,500.10 : x
  2. Step 2: Convert to fraction form
    2,696,630.90/4,039,697.55 = 1,628,500.10/x
  3. Step 3: Cross multiply
    2,696,630.90x = 4,039,697.55 × 1,628,500.10
  4. Step 4: Simplify right side
    2,696,630.90x = 6,578,647,864,144.76
  5. Step 5: Solve for x
    x = 6,578,647,864,144.76/2,696,630.90
  6. Step 6: Final answer
    x = 2,439,580.39

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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.