Finding the Fourth Proportional to 1,248,616.88, 1,723,095.84 and 675,657.06
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Solution
The fourth proportional to 1,248,616.88, 1,723,095.84 and 675,657.06 is: 932,409.20
Step by Step Solution
- Step 1: Write the proportion equation
1,248,616.88 : 1,723,095.84 = 675,657.06 : x - Step 2: Convert to fraction form
1,248,616.88/1,723,095.84 = 675,657.06/x - Step 3: Cross multiply
1,248,616.88x = 1,723,095.84 × 675,657.06 - Step 4: Simplify right side
1,248,616.88x = 1,164,221,869,352.63 - Step 5: Solve for x
x = 1,164,221,869,352.63/1,248,616.88 - Step 6: Final answer
x = 932,409.20
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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.