Finding the Fourth Proportional to 1,514,928.16, 2,272,224.36 and 542,253.58
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Solution
The fourth proportional to 1,514,928.16, 2,272,224.36 and 542,253.58 is: 813,320.28
Step by Step Solution
- Step 1: Write the proportion equation
1,514,928.16 : 2,272,224.36 = 542,253.58 : x - Step 2: Convert to fraction form
1,514,928.16/2,272,224.36 = 542,253.58/x - Step 3: Cross multiply
1,514,928.16x = 2,272,224.36 × 542,253.58 - Step 4: Simplify right side
1,514,928.16x = 1,232,121,793,773.21 - Step 5: Solve for x
x = 1,232,121,793,773.21/1,514,928.16 - Step 6: Final answer
x = 813,320.28
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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.