Finding the Fourth Proportional to 1,617,988.35, 2,232,809.87 and 882,957.17
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Solution
The fourth proportional to 1,617,988.35, 2,232,809.87 and 882,957.17 is: 1,218,473.23
Step by Step Solution
- Step 1: Write the proportion equation
1,617,988.35 : 2,232,809.87 = 882,957.17 : x - Step 2: Convert to fraction form
1,617,988.35/2,232,809.87 = 882,957.17/x - Step 3: Cross multiply
1,617,988.35x = 2,232,809.87 × 882,957.17 - Step 4: Simplify right side
1,617,988.35x = 1,971,475,483,963.27 - Step 5: Solve for x
x = 1,971,475,483,963.27/1,617,988.35 - Step 6: Final answer
x = 1,218,473.23
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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.