Finding the Fourth Proportional to 2,877,515.26, 3,970,970.46 and 1,588,355.31
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Solution
The fourth proportional to 2,877,515.26, 3,970,970.46 and 1,588,355.31 is: 2,191,930.00
Step by Step Solution
- Step 1: Write the proportion equation
2,877,515.26 : 3,970,970.46 = 1,588,355.31 : x - Step 2: Convert to fraction form
2,877,515.26/3,970,970.46 = 1,588,355.31/x - Step 3: Cross multiply
2,877,515.26x = 3,970,970.46 × 1,588,355.31 - Step 4: Simplify right side
2,877,515.26x = 6,307,312,015,994.14 - Step 5: Solve for x
x = 6,307,312,015,994.14/2,877,515.26 - Step 6: Final answer
x = 2,191,930.00
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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.