Finding the Fourth Proportional to 2,587,689.84, 3,882,295.64 and 766,101.08
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Solution
The fourth proportional to 2,587,689.84, 3,882,295.64 and 766,101.08 is: 1,149,376.88
Step by Step Solution
- Step 1: Write the proportion equation
2,587,689.84 : 3,882,295.64 = 766,101.08 : x - Step 2: Convert to fraction form
2,587,689.84/3,882,295.64 = 766,101.08/x - Step 3: Cross multiply
2,587,689.84x = 3,882,295.64 × 766,101.08 - Step 4: Simplify right side
2,587,689.84x = 2,974,230,882,683.29 - Step 5: Solve for x
x = 2,974,230,882,683.29/2,587,689.84 - Step 6: Final answer
x = 1,149,376.88
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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.