Home / 1,668,703.81-2,302,797.33-943,693.87

Finding the Fourth Proportional to 1,668,703.81, 2,302,797.33 and 943,693.87

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Solution

The fourth proportional to 1,668,703.81, 2,302,797.33 and 943,693.87 is: 1,302,289.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,703.81 : 2,302,797.33 = 943,693.87 : x
  2. Step 2: Convert to fraction form
    1,668,703.81/2,302,797.33 = 943,693.87/x
  3. Step 3: Cross multiply
    1,668,703.81x = 2,302,797.33 × 943,693.87
  4. Step 4: Simplify right side
    1,668,703.81x = 2,173,135,724,173.37
  5. Step 5: Solve for x
    x = 2,173,135,724,173.37/1,668,703.81
  6. Step 6: Final answer
    x = 1,302,289.66

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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.