Finding the Fourth Proportional to 2,114,573.04, 2,918,114.00 and 1,147,703.68
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Solution
The fourth proportional to 2,114,573.04, 2,918,114.00 and 1,147,703.68 is: 1,583,832.82
Step by Step Solution
- Step 1: Write the proportion equation
2,114,573.04 : 2,918,114.00 = 1,147,703.68 : x - Step 2: Convert to fraction form
2,114,573.04/2,918,114.00 = 1,147,703.68/x - Step 3: Cross multiply
2,114,573.04x = 2,918,114.00 × 1,147,703.68 - Step 4: Simplify right side
2,114,573.04x = 3,349,130,178,672.53 - Step 5: Solve for x
x = 3,349,130,178,672.53/2,114,573.04 - Step 6: Final answer
x = 1,583,832.82
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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.