Finding the Fourth Proportional to 2,697,739.06, 3,720,349.26 and 1,731,173.62
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Solution
The fourth proportional to 2,697,739.06, 3,720,349.26 and 1,731,173.62 is: 2,387,395.65
Step by Step Solution
- Step 1: Write the proportion equation
2,697,739.06 : 3,720,349.26 = 1,731,173.62 : x - Step 2: Convert to fraction form
2,697,739.06/3,720,349.26 = 1,731,173.62/x - Step 3: Cross multiply
2,697,739.06x = 3,720,349.26 × 1,731,173.62 - Step 4: Simplify right side
2,697,739.06x = 6,440,570,496,098.52 - Step 5: Solve for x
x = 6,440,570,496,098.52/2,697,739.06 - Step 6: Final answer
x = 2,387,395.65
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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.