Finding the Fourth Proportional to 3,442,702.39, 5,163,866.69 and 1,046,360.18
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Solution
The fourth proportional to 3,442,702.39, 5,163,866.69 and 1,046,360.18 is: 1,569,483.47
Step by Step Solution
- Step 1: Write the proportion equation
3,442,702.39 : 5,163,866.69 = 1,046,360.18 : x - Step 2: Convert to fraction form
3,442,702.39/5,163,866.69 = 1,046,360.18/x - Step 3: Cross multiply
3,442,702.39x = 5,163,866.69 × 1,046,360.18 - Step 4: Simplify right side
3,442,702.39x = 5,403,264,486,922.27 - Step 5: Solve for x
x = 5,403,264,486,922.27/3,442,702.39 - Step 6: Final answer
x = 1,569,483.47
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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.