Finding the Fourth Proportional to 1,151,257.98, 1,588,537.77 and 738,156.02
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Solution
The fourth proportional to 1,151,257.98, 1,588,537.77 and 738,156.02 is: 1,018,528.19
Step by Step Solution
- Step 1: Write the proportion equation
1,151,257.98 : 1,588,537.77 = 738,156.02 : x - Step 2: Convert to fraction form
1,151,257.98/1,588,537.77 = 738,156.02/x - Step 3: Cross multiply
1,151,257.98x = 1,588,537.77 × 738,156.02 - Step 4: Simplify right side
1,151,257.98x = 1,172,588,709,980.19 - Step 5: Solve for x
x = 1,172,588,709,980.19/1,151,257.98 - Step 6: Final answer
x = 1,018,528.19
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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.