Finding the Fourth Proportional to 1,125,074.12, 1,552,606.38 and 608,827.95
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Solution
The fourth proportional to 1,125,074.12, 1,552,606.38 and 608,827.95 is: 840,184.79
Step by Step Solution
- Step 1: Write the proportion equation
1,125,074.12 : 1,552,606.38 = 608,827.95 : x - Step 2: Convert to fraction form
1,125,074.12/1,552,606.38 = 608,827.95/x - Step 3: Cross multiply
1,125,074.12x = 1,552,606.38 × 608,827.95 - Step 4: Simplify right side
1,125,074.12x = 945,270,159,492.32 - Step 5: Solve for x
x = 945,270,159,492.32/1,125,074.12 - Step 6: Final answer
x = 840,184.79
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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.