Home / 3,045,868.20-4,203,005.22-1,821,925.80

Finding the Fourth Proportional to 3,045,868.20, 4,203,005.22 and 1,821,925.80

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Solution

The fourth proportional to 3,045,868.20, 4,203,005.22 and 1,821,925.80 is: 2,514,082.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045,868.20 : 4,203,005.22 = 1,821,925.80 : x
  2. Step 2: Convert to fraction form
    3,045,868.20/4,203,005.22 = 1,821,925.80/x
  3. Step 3: Cross multiply
    3,045,868.20x = 4,203,005.22 × 1,821,925.80
  4. Step 4: Simplify right side
    3,045,868.20x = 7,657,563,647,852.68
  5. Step 5: Solve for x
    x = 7,657,563,647,852.68/3,045,868.20
  6. Step 6: Final answer
    x = 2,514,082.40

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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.