Finding the Fourth Proportional to 1,594,356.40, 2,391,680.40 and 647,531.20
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Solution
The fourth proportional to 1,594,356.40, 2,391,680.40 and 647,531.20 is: 971,356.02
Step by Step Solution
- Step 1: Write the proportion equation
1,594,356.40 : 2,391,680.40 = 647,531.20 : x - Step 2: Convert to fraction form
1,594,356.40/2,391,680.40 = 647,531.20/x - Step 3: Cross multiply
1,594,356.40x = 2,391,680.40 × 647,531.20 - Step 4: Simplify right side
1,594,356.40x = 1,548,687,679,428.48 - Step 5: Solve for x
x = 1,548,687,679,428.48/1,594,356.40 - Step 6: Final answer
x = 971,356.02
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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.