Finding the Fourth Proportional to 1,016,623.68, 1,403,108.88 and 564,060.48
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Solution
The fourth proportional to 1,016,623.68, 1,403,108.88 and 564,060.48 is: 778,496.79
Step by Step Solution
- Step 1: Write the proportion equation
1,016,623.68 : 1,403,108.88 = 564,060.48 : x - Step 2: Convert to fraction form
1,016,623.68/1,403,108.88 = 564,060.48/x - Step 3: Cross multiply
1,016,623.68x = 1,403,108.88 × 564,060.48 - Step 4: Simplify right side
1,016,623.68x = 791,438,268,345.06 - Step 5: Solve for x
x = 791,438,268,345.06/1,016,623.68 - Step 6: Final answer
x = 778,496.79
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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.