Finding the Fourth Proportional to 1,258,938.26, 1,888,965.59 and 659,756.96
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Solution
The fourth proportional to 1,258,938.26, 1,888,965.59 and 659,756.96 is: 989,927.96
Step by Step Solution
- Step 1: Write the proportion equation
1,258,938.26 : 1,888,965.59 = 659,756.96 : x - Step 2: Convert to fraction form
1,258,938.26/1,888,965.59 = 659,756.96/x - Step 3: Cross multiply
1,258,938.26x = 1,888,965.59 × 659,756.96 - Step 4: Simplify right side
1,258,938.26x = 1,246,258,182,459.39 - Step 5: Solve for x
x = 1,246,258,182,459.39/1,258,938.26 - Step 6: Final answer
x = 989,927.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.