Home / 1,563,999.76-2,345,958.60-499,106.80

Finding the Fourth Proportional to 1,563,999.76, 2,345,958.60 and 499,106.80

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Solution

The fourth proportional to 1,563,999.76, 2,345,958.60 and 499,106.80 is: 748,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,999.76 : 2,345,958.60 = 499,106.80 : x
  2. Step 2: Convert to fraction form
    1,563,999.76/2,345,958.60 = 499,106.80/x
  3. Step 3: Cross multiply
    1,563,999.76x = 2,345,958.60 × 499,106.80
  4. Step 4: Simplify right side
    1,563,999.76x = 1,170,883,889,778.48
  5. Step 5: Solve for x
    x = 1,170,883,889,778.48/1,563,999.76
  6. Step 6: Final answer
    x = 748,647.10

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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.