Finding the Fourth Proportional to 1,736,213.40, 2,395,918.71 and 961,812.63
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Solution
The fourth proportional to 1,736,213.40, 2,395,918.71 and 961,812.63 is: 1,327,270.53
Step by Step Solution
- Step 1: Write the proportion equation
1,736,213.40 : 2,395,918.71 = 961,812.63 : x - Step 2: Convert to fraction form
1,736,213.40/2,395,918.71 = 961,812.63/x - Step 3: Cross multiply
1,736,213.40x = 2,395,918.71 × 961,812.63 - Step 4: Simplify right side
1,736,213.40x = 2,304,424,875,731.31 - Step 5: Solve for x
x = 2,304,424,875,731.31/1,736,213.40 - Step 6: Final answer
x = 1,327,270.53
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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.