Finding the Fourth Proportional to 1,671,635.07, 2,306,865.83 and 907,688.84
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Solution
The fourth proportional to 1,671,635.07, 2,306,865.83 and 907,688.84 is: 1,252,615.71
Step by Step Solution
- Step 1: Write the proportion equation
1,671,635.07 : 2,306,865.83 = 907,688.84 : x - Step 2: Convert to fraction form
1,671,635.07/2,306,865.83 = 907,688.84/x - Step 3: Cross multiply
1,671,635.07x = 2,306,865.83 × 907,688.84 - Step 4: Simplify right side
1,671,635.07x = 2,093,916,353,195.56 - Step 5: Solve for x
x = 2,093,916,353,195.56/1,671,635.07 - Step 6: Final answer
x = 1,252,615.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.