Home / 1,213,527.48-1,674,656.56-669,668.12

Finding the Fourth Proportional to 1,213,527.48, 1,674,656.56 and 669,668.12

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Solution

The fourth proportional to 1,213,527.48, 1,674,656.56 and 669,668.12 is: 924,135.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,527.48 : 1,674,656.56 = 669,668.12 : x
  2. Step 2: Convert to fraction form
    1,213,527.48/1,674,656.56 = 669,668.12/x
  3. Step 3: Cross multiply
    1,213,527.48x = 1,674,656.56 × 669,668.12
  4. Step 4: Simplify right side
    1,213,527.48x = 1,121,464,110,180.87
  5. Step 5: Solve for x
    x = 1,121,464,110,180.87/1,213,527.48
  6. Step 6: Final answer
    x = 924,135.74

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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.