Home / 3,623,868-5,000,810.43-1,992,263.49

Finding the Fourth Proportional to 3,623,868, 5,000,810.43 and 1,992,263.49

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Solution

The fourth proportional to 3,623,868, 5,000,810.43 and 1,992,263.49 is: 2,749,253.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623,868 : 5,000,810.43 = 1,992,263.49 : x
  2. Step 2: Convert to fraction form
    3,623,868/5,000,810.43 = 1,992,263.49/x
  3. Step 3: Cross multiply
    3,623,868x = 5,000,810.43 × 1,992,263.49
  4. Step 4: Simplify right side
    3,623,868x = 9,962,932,040,100.20
  5. Step 5: Solve for x
    x = 9,962,932,040,100.20/3,623,868
  6. Step 6: Final answer
    x = 2,749,253.57

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1.5x scale

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.