Finding the Fourth Proportional to 1,655,564.19, 2,482,006.95 and 517,740.99
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Solution
The fourth proportional to 1,655,564.19, 2,482,006.95 and 517,740.99 is: 776,192.64
Step by Step Solution
- Step 1: Write the proportion equation
1,655,564.19 : 2,482,006.95 = 517,740.99 : x - Step 2: Convert to fraction form
1,655,564.19/2,482,006.95 = 517,740.99/x - Step 3: Cross multiply
1,655,564.19x = 2,482,006.95 × 517,740.99 - Step 4: Simplify right side
1,655,564.19x = 1,285,036,735,479.88 - Step 5: Solve for x
x = 1,285,036,735,479.88/1,655,564.19 - Step 6: Final answer
x = 776,192.64
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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.