Finding the Fourth Proportional to 1,181,703.60, 1,772,992.80 and 472,240.80
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Solution
The fourth proportional to 1,181,703.60, 1,772,992.80 and 472,240.80 is: 708,536.00
Step by Step Solution
- Step 1: Write the proportion equation
1,181,703.60 : 1,772,992.80 = 472,240.80 : x - Step 2: Convert to fraction form
1,181,703.60/1,772,992.80 = 472,240.80/x - Step 3: Cross multiply
1,181,703.60x = 1,772,992.80 × 472,240.80 - Step 4: Simplify right side
1,181,703.60x = 837,279,538,266.24 - Step 5: Solve for x
x = 837,279,538,266.24/1,181,703.60 - Step 6: Final answer
x = 708,536.00
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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.