Home / 3,881,999.21-5,357,557.55-2,333,762.11

Finding the Fourth Proportional to 3,881,999.21, 5,357,557.55 and 2,333,762.11

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Solution

The fourth proportional to 3,881,999.21, 5,357,557.55 and 2,333,762.11 is: 3,220,831.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881,999.21 : 5,357,557.55 = 2,333,762.11 : x
  2. Step 2: Convert to fraction form
    3,881,999.21/5,357,557.55 = 2,333,762.11/x
  3. Step 3: Cross multiply
    3,881,999.21x = 5,357,557.55 × 2,333,762.11
  4. Step 4: Simplify right side
    3,881,999.21x = 12,503,264,787,271.72
  5. Step 5: Solve for x
    x = 12,503,264,787,271.72/3,881,999.21
  6. Step 6: Final answer
    x = 3,220,831.36

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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.