Finding the Fourth Proportional to 2,925,432.18, 4,388,340.84 and 766,510.14
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Solution
The fourth proportional to 2,925,432.18, 4,388,340.84 and 766,510.14 is: 1,149,815.67
Step by Step Solution
- Step 1: Write the proportion equation
2,925,432.18 : 4,388,340.84 = 766,510.14 : x - Step 2: Convert to fraction form
2,925,432.18/4,388,340.84 = 766,510.14/x - Step 3: Cross multiply
2,925,432.18x = 4,388,340.84 × 766,510.14 - Step 4: Simplify right side
2,925,432.18x = 3,363,707,751,636.12 - Step 5: Solve for x
x = 3,363,707,751,636.12/2,925,432.18 - Step 6: Final answer
x = 1,149,815.67
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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.