Finding the Fourth Proportional to 1,352,347.92, 1,862,475.12 and 1,045,293.12
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Solution
The fourth proportional to 1,352,347.92, 1,862,475.12 and 1,045,293.12 is: 1,439,594.35
Step by Step Solution
- Step 1: Write the proportion equation
1,352,347.92 : 1,862,475.12 = 1,045,293.12 : x - Step 2: Convert to fraction form
1,352,347.92/1,862,475.12 = 1,045,293.12/x - Step 3: Cross multiply
1,352,347.92x = 1,862,475.12 × 1,045,293.12 - Step 4: Simplify right side
1,352,347.92x = 1,946,832,429,107.17 - Step 5: Solve for x
x = 1,946,832,429,107.17/1,352,347.92 - Step 6: Final answer
x = 1,439,594.35
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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.