Finding the Fourth Proportional to 1,705,965.19, 2,558,898.50 and 694,837.13
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Solution
The fourth proportional to 1,705,965.19, 2,558,898.50 and 694,837.13 is: 1,042,235.61
Step by Step Solution
- Step 1: Write the proportion equation
1,705,965.19 : 2,558,898.50 = 694,837.13 : x - Step 2: Convert to fraction form
1,705,965.19/2,558,898.50 = 694,837.13/x - Step 3: Cross multiply
1,705,965.19x = 2,558,898.50 × 694,837.13 - Step 4: Simplify right side
1,705,965.19x = 1,778,017,673,432.63 - Step 5: Solve for x
x = 1,778,017,673,432.63/1,705,965.19 - Step 6: Final answer
x = 1,042,235.61
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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.