Finding the Fourth Proportional to 2,312,952.26, 3,192,208.11 and 1,332,703.53
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Solution
The fourth proportional to 2,312,952.26, 3,192,208.11 and 1,332,703.53 is: 1,839,323.31
Step by Step Solution
- Step 1: Write the proportion equation
2,312,952.26 : 3,192,208.11 = 1,332,703.53 : x - Step 2: Convert to fraction form
2,312,952.26/3,192,208.11 = 1,332,703.53/x - Step 3: Cross multiply
2,312,952.26x = 3,192,208.11 × 1,332,703.53 - Step 4: Simplify right side
2,312,952.26x = 4,254,267,000,730.59 - Step 5: Solve for x
x = 4,254,267,000,730.59/2,312,952.26 - Step 6: Final answer
x = 1,839,323.31
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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.