Finding the Fourth Proportional to 2,898,407, 3,999,926.58 and 1,609,247.56
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Solution
The fourth proportional to 2,898,407, 3,999,926.58 and 1,609,247.56 is: 2,220,830.99
Step by Step Solution
- Step 1: Write the proportion equation
2,898,407 : 3,999,926.58 = 1,609,247.56 : x - Step 2: Convert to fraction form
2,898,407/3,999,926.58 = 1,609,247.56/x - Step 3: Cross multiply
2,898,407x = 3,999,926.58 × 1,609,247.56 - Step 4: Simplify right side
2,898,407x = 6,436,872,089,044.15 - Step 5: Solve for x
x = 6,436,872,089,044.15/2,898,407 - Step 6: Final answer
x = 2,220,830.99
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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.