Home / 1,993,001.80-2,989,940.10-982,607.80

Finding the Fourth Proportional to 1,993,001.80, 2,989,940.10 and 982,607.80

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Solution

The fourth proportional to 1,993,001.80, 2,989,940.10 and 982,607.80 is: 1,474,127.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,001.80 : 2,989,940.10 = 982,607.80 : x
  2. Step 2: Convert to fraction form
    1,993,001.80/2,989,940.10 = 982,607.80/x
  3. Step 3: Cross multiply
    1,993,001.80x = 2,989,940.10 × 982,607.80
  4. Step 4: Simplify right side
    1,993,001.80x = 2,937,938,463,792.78
  5. Step 5: Solve for x
    x = 2,937,938,463,792.78/1,993,001.80
  6. Step 6: Final answer
    x = 1,474,127.35

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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.