Home / 2,089,816.04-2,883,978.60-1,172,248.86

Finding the Fourth Proportional to 2,089,816.04, 2,883,978.60 and 1,172,248.86

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Solution

The fourth proportional to 2,089,816.04, 2,883,978.60 and 1,172,248.86 is: 1,617,721.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,816.04 : 2,883,978.60 = 1,172,248.86 : x
  2. Step 2: Convert to fraction form
    2,089,816.04/2,883,978.60 = 1,172,248.86/x
  3. Step 3: Cross multiply
    2,089,816.04x = 2,883,978.60 × 1,172,248.86
  4. Step 4: Simplify right side
    2,089,816.04x = 3,380,740,626,114.40
  5. Step 5: Solve for x
    x = 3,380,740,626,114.40/2,089,816.04
  6. Step 6: Final answer
    x = 1,617,721.64

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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.