Home / 3,907,173.76-5,390,182.22-2,357,571.12

Finding the Fourth Proportional to 3,907,173.76, 5,390,182.22 and 2,357,571.12

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Solution

The fourth proportional to 3,907,173.76, 5,390,182.22 and 2,357,571.12 is: 3,252,411.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907,173.76 : 5,390,182.22 = 2,357,571.12 : x
  2. Step 2: Convert to fraction form
    3,907,173.76/5,390,182.22 = 2,357,571.12/x
  3. Step 3: Cross multiply
    3,907,173.76x = 5,390,182.22 × 2,357,571.12
  4. Step 4: Simplify right side
    3,907,173.76x = 12,707,737,933,409.49
  5. Step 5: Solve for x
    x = 12,707,737,933,409.49/3,907,173.76
  6. Step 6: Final answer
    x = 3,252,411.77

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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.