Finding the Fourth Proportional to 725,352.24, 1,080,737.88 and 684,607.44
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Solution
The fourth proportional to 725,352.24, 1,080,737.88 and 684,607.44 is: 1,020,030.20
Step by Step Solution
- Step 1: Write the proportion equation
725,352.24 : 1,080,737.88 = 684,607.44 : x - Step 2: Convert to fraction form
725,352.24/1,080,737.88 = 684,607.44/x - Step 3: Cross multiply
725,352.24x = 1,080,737.88 × 684,607.44 - Step 4: Simplify right side
725,352.24x = 739,881,193,337.83 - Step 5: Solve for x
x = 739,881,193,337.83/725,352.24 - Step 6: Final answer
x = 1,020,030.20
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.