Home / 3,603,640.10-4,973,023.42-1,972,047.51

Finding the Fourth Proportional to 3,603,640.10, 4,973,023.42 and 1,972,047.51

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Solution

The fourth proportional to 3,603,640.10, 4,973,023.42 and 1,972,047.51 is: 2,721,425.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,640.10 : 4,973,023.42 = 1,972,047.51 : x
  2. Step 2: Convert to fraction form
    3,603,640.10/4,973,023.42 = 1,972,047.51/x
  3. Step 3: Cross multiply
    3,603,640.10x = 4,973,023.42 × 1,972,047.51
  4. Step 4: Simplify right side
    3,603,640.10x = 9,807,038,447,652.57
  5. Step 5: Solve for x
    x = 9,807,038,447,652.57/3,603,640.10
  6. Step 6: Final answer
    x = 2,721,425.61

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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.