Finding the Fourth Proportional to 3,424,075.49, 4,725,372.71 and 1,896,182.62
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Solution
The fourth proportional to 3,424,075.49, 4,725,372.71 and 1,896,182.62 is: 2,616,814.27
Step by Step Solution
- Step 1: Write the proportion equation
3,424,075.49 : 4,725,372.71 = 1,896,182.62 : x - Step 2: Convert to fraction form
3,424,075.49/4,725,372.71 = 1,896,182.62/x - Step 3: Cross multiply
3,424,075.49x = 4,725,372.71 × 1,896,182.62 - Step 4: Simplify right side
3,424,075.49x = 8,960,169,605,724.30 - Step 5: Solve for x
x = 8,960,169,605,724.30/3,424,075.49 - Step 6: Final answer
x = 2,616,814.27
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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.