Finding the Fourth Proportional to 1,495,383.84, 2,063,665.08 and 816,325.20
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Solution
The fourth proportional to 1,495,383.84, 2,063,665.08 and 816,325.20 is: 1,126,548.09
Step by Step Solution
- Step 1: Write the proportion equation
1,495,383.84 : 2,063,665.08 = 816,325.20 : x - Step 2: Convert to fraction form
1,495,383.84/2,063,665.08 = 816,325.20/x - Step 3: Cross multiply
1,495,383.84x = 2,063,665.08 × 816,325.20 - Step 4: Simplify right side
1,495,383.84x = 1,684,621,809,164.02 - Step 5: Solve for x
x = 1,684,621,809,164.02/1,495,383.84 - Step 6: Final answer
x = 1,126,548.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.