Finding the Fourth Proportional to 2,815,988.13, 4,223,769.80 and 896,821.79
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Solution
The fourth proportional to 2,815,988.13, 4,223,769.80 and 896,821.79 is: 1,345,165.03
Step by Step Solution
- Step 1: Write the proportion equation
2,815,988.13 : 4,223,769.80 = 896,821.79 : x - Step 2: Convert to fraction form
2,815,988.13/4,223,769.80 = 896,821.79/x - Step 3: Cross multiply
2,815,988.13x = 4,223,769.80 × 896,821.79 - Step 4: Simplify right side
2,815,988.13x = 3,787,968,766,980.98 - Step 5: Solve for x
x = 3,787,968,766,980.98/2,815,988.13 - Step 6: Final answer
x = 1,345,165.03
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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.