Finding the Fourth Proportional to 1,257,455.84, 1,735,330.88 and 706,268.48
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Solution
The fourth proportional to 1,257,455.84, 1,735,330.88 and 706,268.48 is: 974,673.99
Step by Step Solution
- Step 1: Write the proportion equation
1,257,455.84 : 1,735,330.88 = 706,268.48 : x - Step 2: Convert to fraction form
1,257,455.84/1,735,330.88 = 706,268.48/x - Step 3: Cross multiply
1,257,455.84x = 1,735,330.88 × 706,268.48 - Step 4: Simplify right side
1,257,455.84x = 1,225,609,502,914.66 - Step 5: Solve for x
x = 1,225,609,502,914.66/1,257,455.84 - Step 6: Final answer
x = 974,673.99
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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.