Home / 2,058,172.20-3,089,007.90-922,681.80

Finding the Fourth Proportional to 2,058,172.20, 3,089,007.90 and 922,681.80

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Solution

The fourth proportional to 2,058,172.20, 3,089,007.90 and 922,681.80 is: 1,384,807.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058,172.20 : 3,089,007.90 = 922,681.80 : x
  2. Step 2: Convert to fraction form
    2,058,172.20/3,089,007.90 = 922,681.80/x
  3. Step 3: Cross multiply
    2,058,172.20x = 3,089,007.90 × 922,681.80
  4. Step 4: Simplify right side
    2,058,172.20x = 2,850,171,369,386.22
  5. Step 5: Solve for x
    x = 2,850,171,369,386.22/2,058,172.20
  6. Step 6: Final answer
    x = 1,384,807.05

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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.