Home / 1,181,928.34-1,772,931.39-383,216.50

Finding the Fourth Proportional to 1,181,928.34, 1,772,931.39 and 383,216.50

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Solution

The fourth proportional to 1,181,928.34, 1,772,931.39 and 383,216.50 is: 574,837.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,928.34 : 1,772,931.39 = 383,216.50 : x
  2. Step 2: Convert to fraction form
    1,181,928.34/1,772,931.39 = 383,216.50/x
  3. Step 3: Cross multiply
    1,181,928.34x = 1,772,931.39 × 383,216.50
  4. Step 4: Simplify right side
    1,181,928.34x = 679,416,562,015.94
  5. Step 5: Solve for x
    x = 679,416,562,015.94/1,181,928.34
  6. Step 6: Final answer
    x = 574,837.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.