Finding the Fourth Proportional to 1,114,313.04, 1,537,723.80 and 630,874.80
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Solution
The fourth proportional to 1,114,313.04, 1,537,723.80 and 630,874.80 is: 870,591.26
Step by Step Solution
- Step 1: Write the proportion equation
1,114,313.04 : 1,537,723.80 = 630,874.80 : x - Step 2: Convert to fraction form
1,114,313.04/1,537,723.80 = 630,874.80/x - Step 3: Cross multiply
1,114,313.04x = 1,537,723.80 × 630,874.80 - Step 4: Simplify right side
1,114,313.04x = 970,111,194,780.24 - Step 5: Solve for x
x = 970,111,194,780.24/1,114,313.04 - Step 6: Final answer
x = 870,591.26
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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.