Finding the Fourth Proportional to 1,582,647.57, 2,184,050.62 and 857,514.91
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Solution
The fourth proportional to 1,582,647.57, 2,184,050.62 and 857,514.91 is: 1,183,368.94
Step by Step Solution
- Step 1: Write the proportion equation
1,582,647.57 : 2,184,050.62 = 857,514.91 : x - Step 2: Convert to fraction form
1,582,647.57/2,184,050.62 = 857,514.91/x - Step 3: Cross multiply
1,582,647.57x = 2,184,050.62 × 857,514.91 - Step 4: Simplify right side
1,582,647.57x = 1,872,855,970,844.74 - Step 5: Solve for x
x = 1,872,855,970,844.74/1,582,647.57 - Step 6: Final answer
x = 1,183,368.94
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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.