Finding the Fourth Proportional to 1,436,385.06, 1,982,210.58 and 791,816.00
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Solution
The fourth proportional to 1,436,385.06, 1,982,210.58 and 791,816.00 is: 1,092,705.63
Step by Step Solution
- Step 1: Write the proportion equation
1,436,385.06 : 1,982,210.58 = 791,816.00 : x - Step 2: Convert to fraction form
1,436,385.06/1,982,210.58 = 791,816.00/x - Step 3: Cross multiply
1,436,385.06x = 1,982,210.58 × 791,816.00 - Step 4: Simplify right side
1,436,385.06x = 1,569,546,042,702.23 - Step 5: Solve for x
x = 1,569,546,042,702.23/1,436,385.06 - Step 6: Final answer
x = 1,092,705.63
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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.