Home / 1,264,668.55-1,745,284.28-691,708.67

Finding the Fourth Proportional to 1,264,668.55, 1,745,284.28 and 691,708.67

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Solution

The fourth proportional to 1,264,668.55, 1,745,284.28 and 691,708.67 is: 954,580.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,668.55 : 1,745,284.28 = 691,708.67 : x
  2. Step 2: Convert to fraction form
    1,264,668.55/1,745,284.28 = 691,708.67/x
  3. Step 3: Cross multiply
    1,264,668.55x = 1,745,284.28 × 691,708.67
  4. Step 4: Simplify right side
    1,264,668.55x = 1,207,228,268,090.71
  5. Step 5: Solve for x
    x = 1,207,228,268,090.71/1,264,668.55
  6. Step 6: Final answer
    x = 954,580.76

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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.