Finding the Fourth Proportional to 1,085,434.02, 1,497,990.92 and 602,154.84
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Solution
The fourth proportional to 1,085,434.02, 1,497,990.92 and 602,154.84 is: 831,024.70
Step by Step Solution
- Step 1: Write the proportion equation
1,085,434.02 : 1,497,990.92 = 602,154.84 : x - Step 2: Convert to fraction form
1,085,434.02/1,497,990.92 = 602,154.84/x - Step 3: Cross multiply
1,085,434.02x = 1,497,990.92 × 602,154.84 - Step 4: Simplify right side
1,085,434.02x = 902,022,485,360.75 - Step 5: Solve for x
x = 902,022,485,360.75/1,085,434.02 - Step 6: Final answer
x = 831,024.70
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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.