Finding the Fourth Proportional to 1,424,530.08, 2,136,963.78 and 892,095.12
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Solution
The fourth proportional to 1,424,530.08, 2,136,963.78 and 892,095.12 is: 1,338,248.30
Step by Step Solution
- Step 1: Write the proportion equation
1,424,530.08 : 2,136,963.78 = 892,095.12 : x - Step 2: Convert to fraction form
1,424,530.08/2,136,963.78 = 892,095.12/x - Step 3: Cross multiply
1,424,530.08x = 2,136,963.78 × 892,095.12 - Step 4: Simplify right side
1,424,530.08x = 1,906,374,959,754.75 - Step 5: Solve for x
x = 1,906,374,959,754.75/1,424,530.08 - Step 6: Final answer
x = 1,338,248.30
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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.