Home / 2,808,084.20-4,212,126.30-2,697,859.40

Finding the Fourth Proportional to 2,808,084.20, 4,212,126.30 and 2,697,859.40

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Solution

The fourth proportional to 2,808,084.20, 4,212,126.30 and 2,697,859.40 is: 4,046,789.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,084.20 : 4,212,126.30 = 2,697,859.40 : x
  2. Step 2: Convert to fraction form
    2,808,084.20/4,212,126.30 = 2,697,859.40/x
  3. Step 3: Cross multiply
    2,808,084.20x = 4,212,126.30 × 2,697,859.40
  4. Step 4: Simplify right side
    2,808,084.20x = 11,363,724,532,442.22
  5. Step 5: Solve for x
    x = 11,363,724,532,442.22/2,808,084.20
  6. Step 6: Final answer
    x = 4,046,789.10

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1.5x scale

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.