Finding the Fourth Proportional to 1,260,230.58, 1,739,221.47 and 716,536.98
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Solution
The fourth proportional to 1,260,230.58, 1,739,221.47 and 716,536.98 is: 988,879.75
Step by Step Solution
- Step 1: Write the proportion equation
1,260,230.58 : 1,739,221.47 = 716,536.98 : x - Step 2: Convert to fraction form
1,260,230.58/1,739,221.47 = 716,536.98/x - Step 3: Cross multiply
1,260,230.58x = 1,739,221.47 × 716,536.98 - Step 4: Simplify right side
1,260,230.58x = 1,246,216,499,664.96 - Step 5: Solve for x
x = 1,246,216,499,664.96/1,260,230.58 - Step 6: Final answer
x = 988,879.75
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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.