Home / 1,672,627.17-2,308,241.70-908,686.20

Finding the Fourth Proportional to 1,672,627.17, 2,308,241.70 and 908,686.20

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Solution

The fourth proportional to 1,672,627.17, 2,308,241.70 and 908,686.20 is: 1,253,995.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,627.17 : 2,308,241.70 = 908,686.20 : x
  2. Step 2: Convert to fraction form
    1,672,627.17/2,308,241.70 = 908,686.20/x
  3. Step 3: Cross multiply
    1,672,627.17x = 2,308,241.70 × 908,686.20
  4. Step 4: Simplify right side
    1,672,627.17x = 2,097,467,379,054.54
  5. Step 5: Solve for x
    x = 2,097,467,379,054.54/1,672,627.17
  6. Step 6: Final answer
    x = 1,253,995.76

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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.