Home / 3,218,925.86-4,442,191.14-1,768,529.32

Finding the Fourth Proportional to 3,218,925.86, 4,442,191.14 and 1,768,529.32

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Solution

The fourth proportional to 3,218,925.86, 4,442,191.14 and 1,768,529.32 is: 2,440,610.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,925.86 : 4,442,191.14 = 1,768,529.32 : x
  2. Step 2: Convert to fraction form
    3,218,925.86/4,442,191.14 = 1,768,529.32/x
  3. Step 3: Cross multiply
    3,218,925.86x = 4,442,191.14 × 1,768,529.32
  4. Step 4: Simplify right side
    3,218,925.86x = 7,856,145,276,134.23
  5. Step 5: Solve for x
    x = 7,856,145,276,134.23/3,218,925.86
  6. Step 6: Final answer
    x = 2,440,610.82

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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.