Finding the Fourth Proportional to 5,424,364.05, 8,133,298.38 and 1,830,051.42
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Solution
The fourth proportional to 5,424,364.05, 8,133,298.38 and 1,830,051.42 is: 2,743,981.43
Step by Step Solution
- Step 1: Write the proportion equation
5,424,364.05 : 8,133,298.38 = 1,830,051.42 : x - Step 2: Convert to fraction form
5,424,364.05/8,133,298.38 = 1,830,051.42/x - Step 3: Cross multiply
5,424,364.05x = 8,133,298.38 × 1,830,051.42 - Step 4: Simplify right side
5,424,364.05x = 14,884,354,249,602.70 - Step 5: Solve for x
x = 14,884,354,249,602.70/5,424,364.05 - Step 6: Final answer
x = 2,743,981.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.