Home / 3,431,816.86-4,735,905.42-1,883,088.70

Finding the Fourth Proportional to 3,431,816.86, 4,735,905.42 and 1,883,088.70

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Solution

The fourth proportional to 3,431,816.86, 4,735,905.42 and 1,883,088.70 is: 2,598,661.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,816.86 : 4,735,905.42 = 1,883,088.70 : x
  2. Step 2: Convert to fraction form
    3,431,816.86/4,735,905.42 = 1,883,088.70/x
  3. Step 3: Cross multiply
    3,431,816.86x = 4,735,905.42 × 1,883,088.70
  4. Step 4: Simplify right side
    3,431,816.86x = 8,918,129,980,670.75
  5. Step 5: Solve for x
    x = 8,918,129,980,670.75/3,431,816.86
  6. Step 6: Final answer
    x = 2,598,661.39

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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.