Finding the Fourth Proportional to 1,830,458.27, 2,525,178.08 and 1,151,768.99
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Solution
The fourth proportional to 1,830,458.27, 2,525,178.08 and 1,151,768.99 is: 1,588,903.63
Step by Step Solution
- Step 1: Write the proportion equation
1,830,458.27 : 2,525,178.08 = 1,151,768.99 : x - Step 2: Convert to fraction form
1,830,458.27/2,525,178.08 = 1,151,768.99/x - Step 3: Cross multiply
1,830,458.27x = 2,525,178.08 × 1,151,768.99 - Step 4: Simplify right side
1,830,458.27x = 2,908,421,788,387.00 - Step 5: Solve for x
x = 2,908,421,788,387.00/1,830,458.27 - Step 6: Final answer
x = 1,588,903.63
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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.