Finding the Fourth Proportional to 1,732,804.40, 2,390,537.84 and 1,160,029.10
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Solution
The fourth proportional to 1,732,804.40, 2,390,537.84 and 1,160,029.10 is: 1,600,349.96
Step by Step Solution
- Step 1: Write the proportion equation
1,732,804.40 : 2,390,537.84 = 1,160,029.10 : x - Step 2: Convert to fraction form
1,732,804.40/2,390,537.84 = 1,160,029.10/x - Step 3: Cross multiply
1,732,804.40x = 2,390,537.84 × 1,160,029.10 - Step 4: Simplify right side
1,732,804.40x = 2,773,093,441,298.31 - Step 5: Solve for x
x = 2,773,093,441,298.31/1,732,804.40 - Step 6: Final answer
x = 1,600,349.96
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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.