Finding the Fourth Proportional to 1,528,579.92, 2,292,867.18 and 406,648.92
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Solution
The fourth proportional to 1,528,579.92, 2,292,867.18 and 406,648.92 is: 609,972.66
Step by Step Solution
- Step 1: Write the proportion equation
1,528,579.92 : 2,292,867.18 = 406,648.92 : x - Step 2: Convert to fraction form
1,528,579.92/2,292,867.18 = 406,648.92/x - Step 3: Cross multiply
1,528,579.92x = 2,292,867.18 × 406,648.92 - Step 4: Simplify right side
1,528,579.92x = 932,391,962,450.45 - Step 5: Solve for x
x = 932,391,962,450.45/1,528,579.92 - Step 6: Final answer
x = 609,972.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.