Home / 5,280,562.86-7,286,924.73-3,242,978.70

Finding the Fourth Proportional to 5,280,562.86, 7,286,924.73 and 3,242,978.70

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Solution

The fourth proportional to 5,280,562.86, 7,286,924.73 and 3,242,978.70 is: 4,475,155.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,562.86 : 7,286,924.73 = 3,242,978.70 : x
  2. Step 2: Convert to fraction form
    5,280,562.86/7,286,924.73 = 3,242,978.70/x
  3. Step 3: Cross multiply
    5,280,562.86x = 7,286,924.73 × 3,242,978.70
  4. Step 4: Simplify right side
    5,280,562.86x = 23,631,341,687,893.25
  5. Step 5: Solve for x
    x = 23,631,341,687,893.25/5,280,562.86
  6. Step 6: Final answer
    x = 4,475,155.83

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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.