Home / 1,286,078.60-1,774,701.96-713,097.56

Finding the Fourth Proportional to 1,286,078.60, 1,774,701.96 and 713,097.56

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Solution

The fourth proportional to 1,286,078.60, 1,774,701.96 and 713,097.56 is: 984,026.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,078.60 : 1,774,701.96 = 713,097.56 : x
  2. Step 2: Convert to fraction form
    1,286,078.60/1,774,701.96 = 713,097.56/x
  3. Step 3: Cross multiply
    1,286,078.60x = 1,774,701.96 × 713,097.56
  4. Step 4: Simplify right side
    1,286,078.60x = 1,265,535,637,403.22
  5. Step 5: Solve for x
    x = 1,265,535,637,403.22/1,286,078.60
  6. Step 6: Final answer
    x = 984,026.67

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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.