Finding the Fourth Proportional to 1,116,140.08, 1,540,325.96 and 632,714.62
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Solution
The fourth proportional to 1,116,140.08, 1,540,325.96 and 632,714.62 is: 873,176.02
Step by Step Solution
- Step 1: Write the proportion equation
1,116,140.08 : 1,540,325.96 = 632,714.62 : x - Step 2: Convert to fraction form
1,116,140.08/1,540,325.96 = 632,714.62/x - Step 3: Cross multiply
1,116,140.08x = 1,540,325.96 × 632,714.62 - Step 4: Simplify right side
1,116,140.08x = 974,586,754,457.54 - Step 5: Solve for x
x = 974,586,754,457.54/1,116,140.08 - Step 6: Final answer
x = 873,176.02
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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.