Home / 1,759,556.20-2,428,215.78-954,740.20

Finding the Fourth Proportional to 1,759,556.20, 2,428,215.78 and 954,740.20

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Solution

The fourth proportional to 1,759,556.20, 2,428,215.78 and 954,740.20 is: 1,317,556.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,556.20 : 2,428,215.78 = 954,740.20 : x
  2. Step 2: Convert to fraction form
    1,759,556.20/2,428,215.78 = 954,740.20/x
  3. Step 3: Cross multiply
    1,759,556.20x = 2,428,215.78 × 954,740.20
  4. Step 4: Simplify right side
    1,759,556.20x = 2,318,315,219,440.36
  5. Step 5: Solve for x
    x = 2,318,315,219,440.36/1,759,556.20
  6. Step 6: Final answer
    x = 1,317,556.79

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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.