Finding the Fourth Proportional to 1,361,733.99, 1,879,292.80 and 974,585.76
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Solution
The fourth proportional to 1,361,733.99, 1,879,292.80 and 974,585.76 is: 1,344,999.84
Step by Step Solution
- Step 1: Write the proportion equation
1,361,733.99 : 1,879,292.80 = 974,585.76 : x - Step 2: Convert to fraction form
1,361,733.99/1,879,292.80 = 974,585.76/x - Step 3: Cross multiply
1,361,733.99x = 1,879,292.80 × 974,585.76 - Step 4: Simplify right side
1,361,733.99x = 1,831,531,989,917.60 - Step 5: Solve for x
x = 1,831,531,989,917.60/1,361,733.99 - Step 6: Final answer
x = 1,344,999.84
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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.