Finding the Fourth Proportional to 1,248,460.52, 1,722,690.81 and 758,175.08
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Solution
The fourth proportional to 1,248,460.52, 1,722,690.81 and 758,175.08 is: 1,046,169.44
Step by Step Solution
- Step 1: Write the proportion equation
1,248,460.52 : 1,722,690.81 = 758,175.08 : x - Step 2: Convert to fraction form
1,248,460.52/1,722,690.81 = 758,175.08/x - Step 3: Cross multiply
1,248,460.52x = 1,722,690.81 × 758,175.08 - Step 4: Simplify right side
1,248,460.52x = 1,306,101,242,687.01 - Step 5: Solve for x
x = 1,306,101,242,687.01/1,248,460.52 - Step 6: Final answer
x = 1,046,169.44
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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.