Finding the Fourth Proportional to 1,894,562.79, 2,614,465.76 and 1,035,104.55
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Solution
The fourth proportional to 1,894,562.79, 2,614,465.76 and 1,035,104.55 is: 1,428,427.40
Step by Step Solution
- Step 1: Write the proportion equation
1,894,562.79 : 2,614,465.76 = 1,035,104.55 : x - Step 2: Convert to fraction form
1,894,562.79/2,614,465.76 = 1,035,104.55/x - Step 3: Cross multiply
1,894,562.79x = 2,614,465.76 × 1,035,104.55 - Step 4: Simplify right side
1,894,562.79x = 2,706,245,398,819.69 - Step 5: Solve for x
x = 2,706,245,398,819.69/1,894,562.79 - Step 6: Final answer
x = 1,428,427.40
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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.