Finding the Fourth Proportional to 1,257,282.68, 1,735,197.85 and 706,088.97
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Solution
The fourth proportional to 1,257,282.68, 1,735,197.85 and 706,088.97 is: 974,485.75
Step by Step Solution
- Step 1: Write the proportion equation
1,257,282.68 : 1,735,197.85 = 706,088.97 : x - Step 2: Convert to fraction form
1,257,282.68/1,735,197.85 = 706,088.97/x - Step 3: Cross multiply
1,257,282.68x = 1,735,197.85 × 706,088.97 - Step 4: Simplify right side
1,257,282.68x = 1,225,204,064,443.82 - Step 5: Solve for x
x = 1,225,204,064,443.82/1,257,282.68 - Step 6: Final answer
x = 974,485.75
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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.