Home / 2,930,152.70-4,043,418.26-1,640,697.50

Finding the Fourth Proportional to 2,930,152.70, 4,043,418.26 and 1,640,697.50

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Solution

The fourth proportional to 2,930,152.70, 4,043,418.26 and 1,640,697.50 is: 2,264,054.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,152.70 : 4,043,418.26 = 1,640,697.50 : x
  2. Step 2: Convert to fraction form
    2,930,152.70/4,043,418.26 = 1,640,697.50/x
  3. Step 3: Cross multiply
    2,930,152.70x = 4,043,418.26 × 1,640,697.50
  4. Step 4: Simplify right side
    2,930,152.70x = 6,634,026,230,636.35
  5. Step 5: Solve for x
    x = 6,634,026,230,636.35/2,930,152.70
  6. Step 6: Final answer
    x = 2,264,054.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.