Finding the Fourth Proportional to 1,458,328.05, 2,187,492.08 and 926,449.65
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Solution
The fourth proportional to 1,458,328.05, 2,187,492.08 and 926,449.65 is: 1,389,674.48
Step by Step Solution
- Step 1: Write the proportion equation
1,458,328.05 : 2,187,492.08 = 926,449.65 : x - Step 2: Convert to fraction form
1,458,328.05/2,187,492.08 = 926,449.65/x - Step 3: Cross multiply
1,458,328.05x = 2,187,492.08 × 926,449.65 - Step 4: Simplify right side
1,458,328.05x = 2,026,601,267,261.52 - Step 5: Solve for x
x = 2,026,601,267,261.52/1,458,328.05 - Step 6: Final answer
x = 1,389,674.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.