Finding the Fourth Proportional to 2,685,400.56, 3,705,950.54 and 1,461,646.96
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Solution
The fourth proportional to 2,685,400.56, 3,705,950.54 and 1,461,646.96 is: 2,017,126.02
Step by Step Solution
- Step 1: Write the proportion equation
2,685,400.56 : 3,705,950.54 = 1,461,646.96 : x - Step 2: Convert to fraction form
2,685,400.56/3,705,950.54 = 1,461,646.96/x - Step 3: Cross multiply
2,685,400.56x = 3,705,950.54 × 1,461,646.96 - Step 4: Simplify right side
2,685,400.56x = 5,416,791,335,090.60 - Step 5: Solve for x
x = 5,416,791,335,090.60/2,685,400.56 - Step 6: Final answer
x = 2,017,126.02
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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.