Finding the Fourth Proportional to 4,233,971.68, 6,348,950.88 and 1,641,487.84
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Solution
The fourth proportional to 4,233,971.68, 6,348,950.88 and 1,641,487.84 is: 2,461,453.80
Step by Step Solution
- Step 1: Write the proportion equation
4,233,971.68 : 6,348,950.88 = 1,641,487.84 : x - Step 2: Convert to fraction form
4,233,971.68/6,348,950.88 = 1,641,487.84/x - Step 3: Cross multiply
4,233,971.68x = 6,348,950.88 × 1,641,487.84 - Step 4: Simplify right side
4,233,971.68x = 10,421,725,666,277.30 - Step 5: Solve for x
x = 10,421,725,666,277.30/4,233,971.68 - Step 6: Final answer
x = 2,461,453.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.