Finding the Fourth Proportional to 2,313,308.60, 3,470,688.84 and 1,391,125.96
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Solution
The fourth proportional to 2,313,308.60, 3,470,688.84 and 1,391,125.96 is: 2,087,125.49
Step by Step Solution
- Step 1: Write the proportion equation
2,313,308.60 : 3,470,688.84 = 1,391,125.96 : x - Step 2: Convert to fraction form
2,313,308.60/3,470,688.84 = 1,391,125.96/x - Step 3: Cross multiply
2,313,308.60x = 3,470,688.84 × 1,391,125.96 - Step 4: Simplify right side
2,313,308.60x = 4,828,165,344,406.29 - Step 5: Solve for x
x = 4,828,165,344,406.29/2,313,308.60 - Step 6: Final answer
x = 2,087,125.49
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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.