Finding the Fourth Proportional to 3,712,806.18, 5,569,214.13 and 1,017,155.07
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Solution
The fourth proportional to 3,712,806.18, 5,569,214.13 and 1,017,155.07 is: 1,525,733.94
Step by Step Solution
- Step 1: Write the proportion equation
3,712,806.18 : 5,569,214.13 = 1,017,155.07 : x - Step 2: Convert to fraction form
3,712,806.18/5,569,214.13 = 1,017,155.07/x - Step 3: Cross multiply
3,712,806.18x = 5,569,214.13 × 1,017,155.07 - Step 4: Simplify right side
3,712,806.18x = 5,664,754,388,245.14 - Step 5: Solve for x
x = 5,664,754,388,245.14/3,712,806.18 - Step 6: Final answer
x = 1,525,733.94
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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.