Home / 1,492,996.88-2,060,374.92-920,415.44

Finding the Fourth Proportional to 1,492,996.88, 2,060,374.92 and 920,415.44

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Solution

The fourth proportional to 1,492,996.88, 2,060,374.92 and 920,415.44 is: 1,270,197.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,996.88 : 2,060,374.92 = 920,415.44 : x
  2. Step 2: Convert to fraction form
    1,492,996.88/2,060,374.92 = 920,415.44/x
  3. Step 3: Cross multiply
    1,492,996.88x = 2,060,374.92 × 920,415.44
  4. Step 4: Simplify right side
    1,492,996.88x = 1,896,400,888,556.76
  5. Step 5: Solve for x
    x = 1,896,400,888,556.76/1,492,996.88
  6. Step 6: Final answer
    x = 1,270,197.49

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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.