Finding the Fourth Proportional to 1,274,234.08, 1,758,482.91 and 722,973.02
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Solution
The fourth proportional to 1,274,234.08, 1,758,482.91 and 722,973.02 is: 997,725.39
Step by Step Solution
- Step 1: Write the proportion equation
1,274,234.08 : 1,758,482.91 = 722,973.02 : x - Step 2: Convert to fraction form
1,274,234.08/1,758,482.91 = 722,973.02/x - Step 3: Cross multiply
1,274,234.08x = 1,758,482.91 × 722,973.02 - Step 4: Simplify right side
1,274,234.08x = 1,271,335,700,061.09 - Step 5: Solve for x
x = 1,271,335,700,061.09/1,274,234.08 - Step 6: Final answer
x = 997,725.39
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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.