Finding the Fourth Proportional to 1,257,467.07, 1,735,304.76 and 684,511.53
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Solution
The fourth proportional to 1,257,467.07, 1,735,304.76 and 684,511.53 is: 944,626.02
Step by Step Solution
- Step 1: Write the proportion equation
1,257,467.07 : 1,735,304.76 = 684,511.53 : x - Step 2: Convert to fraction form
1,257,467.07/1,735,304.76 = 684,511.53/x - Step 3: Cross multiply
1,257,467.07x = 1,735,304.76 × 684,511.53 - Step 4: Simplify right side
1,257,467.07x = 1,187,836,116,283.88 - Step 5: Solve for x
x = 1,187,836,116,283.88/1,257,467.07 - Step 6: Final answer
x = 944,626.02
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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.