Home / 3,280,503.70-4,920,755.55-1,483,445.80

Finding the Fourth Proportional to 3,280,503.70, 4,920,755.55 and 1,483,445.80

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Solution

The fourth proportional to 3,280,503.70, 4,920,755.55 and 1,483,445.80 is: 2,225,168.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,503.70 : 4,920,755.55 = 1,483,445.80 : x
  2. Step 2: Convert to fraction form
    3,280,503.70/4,920,755.55 = 1,483,445.80/x
  3. Step 3: Cross multiply
    3,280,503.70x = 4,920,755.55 × 1,483,445.80
  4. Step 4: Simplify right side
    3,280,503.70x = 7,299,674,153,474.19
  5. Step 5: Solve for x
    x = 7,299,674,153,474.19/3,280,503.70
  6. Step 6: Final answer
    x = 2,225,168.70

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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.