Finding the Fourth Proportional to 1,215,702.48, 1,821,923.70 and 946,156.08
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Solution
The fourth proportional to 1,215,702.48, 1,821,923.70 and 946,156.08 is: 1,417,965.51
Step by Step Solution
- Step 1: Write the proportion equation
1,215,702.48 : 1,821,923.70 = 946,156.08 : x - Step 2: Convert to fraction form
1,215,702.48/1,821,923.70 = 946,156.08/x - Step 3: Cross multiply
1,215,702.48x = 1,821,923.70 × 946,156.08 - Step 4: Simplify right side
1,215,702.48x = 1,723,824,186,051.10 - Step 5: Solve for x
x = 1,723,824,186,051.10/1,215,702.48 - Step 6: Final answer
x = 1,417,965.51
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.