Finding the Fourth Proportional to 2,374,423.70, 3,276,764.57 and 1,457,159.45
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Solution
The fourth proportional to 2,374,423.70, 3,276,764.57 and 1,457,159.45 is: 2,010,916.78
Step by Step Solution
- Step 1: Write the proportion equation
2,374,423.70 : 3,276,764.57 = 1,457,159.45 : x - Step 2: Convert to fraction form
2,374,423.70/3,276,764.57 = 1,457,159.45/x - Step 3: Cross multiply
2,374,423.70x = 3,276,764.57 × 1,457,159.45 - Step 4: Simplify right side
2,374,423.70x = 4,774,768,445,859.76 - Step 5: Solve for x
x = 4,774,768,445,859.76/2,374,423.70 - Step 6: Final answer
x = 2,010,916.78
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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.