Home / 1,474,492.22-2,212,270.80-515,089.58

Finding the Fourth Proportional to 1,474,492.22, 2,212,270.80 and 515,089.58

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Solution

The fourth proportional to 1,474,492.22, 2,212,270.80 and 515,089.58 is: 772,820.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,492.22 : 2,212,270.80 = 515,089.58 : x
  2. Step 2: Convert to fraction form
    1,474,492.22/2,212,270.80 = 515,089.58/x
  3. Step 3: Cross multiply
    1,474,492.22x = 2,212,270.80 × 515,089.58
  4. Step 4: Simplify right side
    1,474,492.22x = 1,139,517,637,218.26
  5. Step 5: Solve for x
    x = 1,139,517,637,218.26/1,474,492.22
  6. Step 6: Final answer
    x = 772,820.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.