Finding the Fourth Proportional to 1,696,242.80, 2,545,530.60 and 698,970.80
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Solution
The fourth proportional to 1,696,242.80, 2,545,530.60 and 698,970.80 is: 1,048,936.84
Step by Step Solution
- Step 1: Write the proportion equation
1,696,242.80 : 2,545,530.60 = 698,970.80 : x - Step 2: Convert to fraction form
1,696,242.80/2,545,530.60 = 698,970.80/x - Step 3: Cross multiply
1,696,242.80x = 2,545,530.60 × 698,970.80 - Step 4: Simplify right side
1,696,242.80x = 1,779,251,559,906.48 - Step 5: Solve for x
x = 1,779,251,559,906.48/1,696,242.80 - Step 6: Final answer
x = 1,048,936.84
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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.