Finding the Fourth Proportional to 2,972,710.08, 4,102,317.36 and 1,614,592.80
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Solution
The fourth proportional to 2,972,710.08, 4,102,317.36 and 1,614,592.80 is: 2,228,125.82
Step by Step Solution
- Step 1: Write the proportion equation
2,972,710.08 : 4,102,317.36 = 1,614,592.80 : x - Step 2: Convert to fraction form
2,972,710.08/4,102,317.36 = 1,614,592.80/x - Step 3: Cross multiply
2,972,710.08x = 4,102,317.36 × 1,614,592.80 - Step 4: Simplify right side
2,972,710.08x = 6,623,572,072,771.01 - Step 5: Solve for x
x = 6,623,572,072,771.01/2,972,710.08 - Step 6: Final answer
x = 2,228,125.82
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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.