Finding the Fourth Proportional to 1,578,612.04, 2,368,514.58 and 947,965.48
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Solution
The fourth proportional to 1,578,612.04, 2,368,514.58 and 947,965.48 is: 1,422,306.43
Step by Step Solution
- Step 1: Write the proportion equation
1,578,612.04 : 2,368,514.58 = 947,965.48 : x - Step 2: Convert to fraction form
1,578,612.04/2,368,514.58 = 947,965.48/x - Step 3: Cross multiply
1,578,612.04x = 2,368,514.58 × 947,965.48 - Step 4: Simplify right side
1,578,612.04x = 2,245,270,060,716.70 - Step 5: Solve for x
x = 2,245,270,060,716.70/1,578,612.04 - Step 6: Final answer
x = 1,422,306.43
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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.