Finding the Fourth Proportional to 2,347,313.18, 3,516,386.48 and 1,617,706.05
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Solution
The fourth proportional to 2,347,313.18, 3,516,386.48 and 1,617,706.05 is: 2,423,400.40
Step by Step Solution
- Step 1: Write the proportion equation
2,347,313.18 : 3,516,386.48 = 1,617,706.05 : x - Step 2: Convert to fraction form
2,347,313.18/3,516,386.48 = 1,617,706.05/x - Step 3: Cross multiply
2,347,313.18x = 3,516,386.48 × 1,617,706.05 - Step 4: Simplify right side
2,347,313.18x = 5,688,479,696,418.69 - Step 5: Solve for x
x = 5,688,479,696,418.69/2,347,313.18 - Step 6: Final answer
x = 2,423,400.40
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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.