Finding the Fourth Proportional to 2,403,660.18, 3,317,051.79 and 1,316,000.84
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Solution
The fourth proportional to 2,403,660.18, 3,317,051.79 and 1,316,000.84 is: 1,816,081.56
Step by Step Solution
- Step 1: Write the proportion equation
2,403,660.18 : 3,317,051.79 = 1,316,000.84 : x - Step 2: Convert to fraction form
2,403,660.18/3,317,051.79 = 1,316,000.84/x - Step 3: Cross multiply
2,403,660.18x = 3,317,051.79 × 1,316,000.84 - Step 4: Simplify right side
2,403,660.18x = 4,365,242,925,378.24 - Step 5: Solve for x
x = 4,365,242,925,378.24/2,403,660.18 - Step 6: Final answer
x = 1,816,081.56
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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.