Finding the Fourth Proportional to 1,133,804.48, 1,564,631.40 and 624,554.24
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Solution
The fourth proportional to 1,133,804.48, 1,564,631.40 and 624,554.24 is: 861,874.50
Step by Step Solution
- Step 1: Write the proportion equation
1,133,804.48 : 1,564,631.40 = 624,554.24 : x - Step 2: Convert to fraction form
1,133,804.48/1,564,631.40 = 624,554.24/x - Step 3: Cross multiply
1,133,804.48x = 1,564,631.40 × 624,554.24 - Step 4: Simplify right side
1,133,804.48x = 977,197,174,907.14 - Step 5: Solve for x
x = 977,197,174,907.14/1,133,804.48 - Step 6: Final answer
x = 861,874.50
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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.