Finding the Fourth Proportional to 1,896,188.84, 2,616,722.71 and 1,036,739.96
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Solution
The fourth proportional to 1,896,188.84, 2,616,722.71 and 1,036,739.96 is: 1,430,691.36
Step by Step Solution
- Step 1: Write the proportion equation
1,896,188.84 : 2,616,722.71 = 1,036,739.96 : x - Step 2: Convert to fraction form
1,896,188.84/2,616,722.71 = 1,036,739.96/x - Step 3: Cross multiply
1,896,188.84x = 2,616,722.71 × 1,036,739.96 - Step 4: Simplify right side
1,896,188.84x = 2,712,860,997,696.49 - Step 5: Solve for x
x = 2,712,860,997,696.49/1,896,188.84 - Step 6: Final answer
x = 1,430,691.36
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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.