Finding the Fourth Proportional to 1,403,702.44, 1,937,124.66 and 759,135.22
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Solution
The fourth proportional to 1,403,702.44, 1,937,124.66 and 759,135.22 is: 1,047,614.87
Step by Step Solution
- Step 1: Write the proportion equation
1,403,702.44 : 1,937,124.66 = 759,135.22 : x - Step 2: Convert to fraction form
1,403,702.44/1,937,124.66 = 759,135.22/x - Step 3: Cross multiply
1,403,702.44x = 1,937,124.66 × 759,135.22 - Step 4: Simplify right side
1,403,702.44x = 1,470,539,554,936.53 - Step 5: Solve for x
x = 1,470,539,554,936.53/1,403,702.44 - Step 6: Final answer
x = 1,047,614.87
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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.