Finding the Fourth Proportional to 1,187,532.84, 1,781,302.92 and 288,974.76
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Solution
The fourth proportional to 1,187,532.84, 1,781,302.92 and 288,974.76 is: 433,463.03
Step by Step Solution
- Step 1: Write the proportion equation
1,187,532.84 : 1,781,302.92 = 288,974.76 : x - Step 2: Convert to fraction form
1,187,532.84/1,781,302.92 = 288,974.76/x - Step 3: Cross multiply
1,187,532.84x = 1,781,302.92 × 288,974.76 - Step 4: Simplify right side
1,187,532.84x = 514,751,583,794.30 - Step 5: Solve for x
x = 514,751,583,794.30/1,187,532.84 - Step 6: Final answer
x = 433,463.03
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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.