Home / 1,520,630.24-2,097,642-976,851.56

Finding the Fourth Proportional to 1,520,630.24, 2,097,642 and 976,851.56

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Solution

The fourth proportional to 1,520,630.24, 2,097,642 and 976,851.56 is: 1,347,523.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,630.24 : 2,097,642 = 976,851.56 : x
  2. Step 2: Convert to fraction form
    1,520,630.24/2,097,642 = 976,851.56/x
  3. Step 3: Cross multiply
    1,520,630.24x = 2,097,642 × 976,851.56
  4. Step 4: Simplify right side
    1,520,630.24x = 2,049,084,860,021.52
  5. Step 5: Solve for x
    x = 2,049,084,860,021.52/1,520,630.24
  6. Step 6: Final answer
    x = 1,347,523.42

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1.5x scale

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.