Finding the Fourth Proportional to 1,026,385.68, 1,539,184.92 and 352,341.36
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Solution
The fourth proportional to 1,026,385.68, 1,539,184.92 and 352,341.36 is: 528,376.92
Step by Step Solution
- Step 1: Write the proportion equation
1,026,385.68 : 1,539,184.92 = 352,341.36 : x - Step 2: Convert to fraction form
1,026,385.68/1,539,184.92 = 352,341.36/x - Step 3: Cross multiply
1,026,385.68x = 1,539,184.92 × 352,341.36 - Step 4: Simplify right side
1,026,385.68x = 542,318,508,004.29 - Step 5: Solve for x
x = 542,318,508,004.29/1,026,385.68 - Step 6: Final answer
x = 528,376.92
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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.