Finding the Fourth Proportional to 2,470,514.96, 3,402,236.04 and 2,123,549.84
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Solution
The fourth proportional to 2,470,514.96, 3,402,236.04 and 2,123,549.84 is: 2,924,417.75
Step by Step Solution
- Step 1: Write the proportion equation
2,470,514.96 : 3,402,236.04 = 2,123,549.84 : x - Step 2: Convert to fraction form
2,470,514.96/3,402,236.04 = 2,123,549.84/x - Step 3: Cross multiply
2,470,514.96x = 3,402,236.04 × 2,123,549.84 - Step 4: Simplify right side
2,470,514.96x = 7,224,817,798,384.23 - Step 5: Solve for x
x = 7,224,817,798,384.23/2,470,514.96 - Step 6: Final answer
x = 2,924,417.75
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1.5x scale
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.