Finding the Fourth Proportional to 1,514,244.12, 2,272,376.25 and 785,439.02
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Solution
The fourth proportional to 1,514,244.12, 2,272,376.25 and 785,439.02 is: 1,178,682.46
Step by Step Solution
- Step 1: Write the proportion equation
1,514,244.12 : 2,272,376.25 = 785,439.02 : x - Step 2: Convert to fraction form
1,514,244.12/2,272,376.25 = 785,439.02/x - Step 3: Cross multiply
1,514,244.12x = 2,272,376.25 × 785,439.02 - Step 4: Simplify right side
1,514,244.12x = 1,784,812,980,552.22 - Step 5: Solve for x
x = 1,784,812,980,552.22/1,514,244.12 - Step 6: Final answer
x = 1,178,682.46
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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.