Finding the Fourth Proportional to 1,719,246.40, 2,578,869.60 and 537,294.40
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Solution
The fourth proportional to 1,719,246.40, 2,578,869.60 and 537,294.40 is: 805,941.60
Step by Step Solution
- Step 1: Write the proportion equation
1,719,246.40 : 2,578,869.60 = 537,294.40 : x - Step 2: Convert to fraction form
1,719,246.40/2,578,869.60 = 537,294.40/x - Step 3: Cross multiply
1,719,246.40x = 2,578,869.60 × 537,294.40 - Step 4: Simplify right side
1,719,246.40x = 1,385,612,194,410.24 - Step 5: Solve for x
x = 1,385,612,194,410.24/1,719,246.40 - Step 6: Final answer
x = 805,941.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.