Finding the Fourth Proportional to 4,554,132.92, 6,830,192.12 and 1,314,967.76
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Solution
The fourth proportional to 4,554,132.92, 6,830,192.12 and 1,314,967.76 is: 1,972,160.80
Step by Step Solution
- Step 1: Write the proportion equation
4,554,132.92 : 6,830,192.12 = 1,314,967.76 : x - Step 2: Convert to fraction form
4,554,132.92/6,830,192.12 = 1,314,967.76/x - Step 3: Cross multiply
4,554,132.92x = 6,830,192.12 × 1,314,967.76 - Step 4: Simplify right side
4,554,132.92x = 8,981,482,432,406.05 - Step 5: Solve for x
x = 8,981,482,432,406.05/4,554,132.92 - Step 6: Final answer
x = 1,972,160.80
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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.