Home / 1,107,921.98-1,662,106.53-349,881.86

Finding the Fourth Proportional to 1,107,921.98, 1,662,106.53 and 349,881.86

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Solution

The fourth proportional to 1,107,921.98, 1,662,106.53 and 349,881.86 is: 524,893.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,921.98 : 1,662,106.53 = 349,881.86 : x
  2. Step 2: Convert to fraction form
    1,107,921.98/1,662,106.53 = 349,881.86/x
  3. Step 3: Cross multiply
    1,107,921.98x = 1,662,106.53 × 349,881.86
  4. Step 4: Simplify right side
    1,107,921.98x = 581,540,924,234.55
  5. Step 5: Solve for x
    x = 581,540,924,234.55/1,107,921.98
  6. Step 6: Final answer
    x = 524,893.39

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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.