Finding the Fourth Proportional to 1,923,309.66, 2,640,268.76 and 1,650,904.62
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Solution
The fourth proportional to 1,923,309.66, 2,640,268.76 and 1,650,904.62 is: 2,266,318.31
Step by Step Solution
- Step 1: Write the proportion equation
1,923,309.66 : 2,640,268.76 = 1,650,904.62 : x - Step 2: Convert to fraction form
1,923,309.66/2,640,268.76 = 1,650,904.62/x - Step 3: Cross multiply
1,923,309.66x = 2,640,268.76 × 1,650,904.62 - Step 4: Simplify right side
1,923,309.66x = 4,358,831,893,925.67 - Step 5: Solve for x
x = 4,358,831,893,925.67/1,923,309.66 - Step 6: Final answer
x = 2,266,318.31
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.