Home / 1,294,225.40-1,941,338.10-664,369.40

Finding the Fourth Proportional to 1,294,225.40, 1,941,338.10 and 664,369.40

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Solution

The fourth proportional to 1,294,225.40, 1,941,338.10 and 664,369.40 is: 996,554.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,225.40 : 1,941,338.10 = 664,369.40 : x
  2. Step 2: Convert to fraction form
    1,294,225.40/1,941,338.10 = 664,369.40/x
  3. Step 3: Cross multiply
    1,294,225.40x = 1,941,338.10 × 664,369.40
  4. Step 4: Simplify right side
    1,294,225.40x = 1,289,765,628,694.14
  5. Step 5: Solve for x
    x = 1,289,765,628,694.14/1,294,225.40
  6. Step 6: Final answer
    x = 996,554.10

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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.