Finding the Fourth Proportional to 1,949,241.60, 2,920,363.20 and 1,725,292.80
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Solution
The fourth proportional to 1,949,241.60, 2,920,363.20 and 1,725,292.80 is: 2,584,842.02
Step by Step Solution
- Step 1: Write the proportion equation
1,949,241.60 : 2,920,363.20 = 1,725,292.80 : x - Step 2: Convert to fraction form
1,949,241.60/2,920,363.20 = 1,725,292.80/x - Step 3: Cross multiply
1,949,241.60x = 2,920,363.20 × 1,725,292.80 - Step 4: Simplify right side
1,949,241.60x = 5,038,481,602,344.96 - Step 5: Solve for x
x = 5,038,481,602,344.96/1,949,241.60 - Step 6: Final answer
x = 2,584,842.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.