Finding the Fourth Proportional to 1,823,043.62, 2,515,826.58 and 1,007,266.08
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Solution
The fourth proportional to 1,823,043.62, 2,515,826.58 and 1,007,266.08 is: 1,390,041.77
Step by Step Solution
- Step 1: Write the proportion equation
1,823,043.62 : 2,515,826.58 = 1,007,266.08 : x - Step 2: Convert to fraction form
1,823,043.62/2,515,826.58 = 1,007,266.08/x - Step 3: Cross multiply
1,823,043.62x = 2,515,826.58 × 1,007,266.08 - Step 4: Simplify right side
1,823,043.62x = 2,534,106,777,196.41 - Step 5: Solve for x
x = 2,534,106,777,196.41/1,823,043.62 - Step 6: Final answer
x = 1,390,041.77
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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.