Finding the Fourth Proportional to 1,588,302.80, 2,382,876.60 and 689,358.80
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Solution
The fourth proportional to 1,588,302.80, 2,382,876.60 and 689,358.80 is: 1,034,221.53
Step by Step Solution
- Step 1: Write the proportion equation
1,588,302.80 : 2,382,876.60 = 689,358.80 : x - Step 2: Convert to fraction form
1,588,302.80/2,382,876.60 = 689,358.80/x - Step 3: Cross multiply
1,588,302.80x = 2,382,876.60 × 689,358.80 - Step 4: Simplify right side
1,588,302.80x = 1,642,656,953,524.08 - Step 5: Solve for x
x = 1,642,656,953,524.08/1,588,302.80 - Step 6: Final answer
x = 1,034,221.53
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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.