Home / 2,685,017.60-4,029,729.60-2,664,022.40

Finding the Fourth Proportional to 2,685,017.60, 4,029,729.60 and 2,664,022.40

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Solution

The fourth proportional to 2,685,017.60, 4,029,729.60 and 2,664,022.40 is: 3,998,219.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,017.60 : 4,029,729.60 = 2,664,022.40 : x
  2. Step 2: Convert to fraction form
    2,685,017.60/4,029,729.60 = 2,664,022.40/x
  3. Step 3: Cross multiply
    2,685,017.60x = 4,029,729.60 × 2,664,022.40
  4. Step 4: Simplify right side
    2,685,017.60x = 10,735,289,920,343.04
  5. Step 5: Solve for x
    x = 10,735,289,920,343.04/2,685,017.60
  6. Step 6: Final answer
    x = 3,998,219.57

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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.