Finding the Fourth Proportional to 2,547,699.95, 3,515,922.70 and 1,460,181.40
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Solution
The fourth proportional to 2,547,699.95, 3,515,922.70 and 1,460,181.40 is: 2,015,105.79
Step by Step Solution
- Step 1: Write the proportion equation
2,547,699.95 : 3,515,922.70 = 1,460,181.40 : x - Step 2: Convert to fraction form
2,547,699.95/3,515,922.70 = 1,460,181.40/x - Step 3: Cross multiply
2,547,699.95x = 3,515,922.70 × 1,460,181.40 - Step 4: Simplify right side
2,547,699.95x = 5,133,884,917,937.52 - Step 5: Solve for x
x = 5,133,884,917,937.52/2,547,699.95 - Step 6: Final answer
x = 2,015,105.79
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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.