Finding the Fourth Proportional to 1,248,957.12, 1,723,573.44 and 676,009.56
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Solution
The fourth proportional to 1,248,957.12, 1,723,573.44 and 676,009.56 is: 932,900.02
Step by Step Solution
- Step 1: Write the proportion equation
1,248,957.12 : 1,723,573.44 = 676,009.56 : x - Step 2: Convert to fraction form
1,248,957.12/1,723,573.44 = 676,009.56/x - Step 3: Cross multiply
1,248,957.12x = 1,723,573.44 × 676,009.56 - Step 4: Simplify right side
1,248,957.12x = 1,165,152,122,802.09 - Step 5: Solve for x
x = 1,165,152,122,802.09/1,248,957.12 - Step 6: Final answer
x = 932,900.02
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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.