Finding the Fourth Proportional to 2,316,707.48, 3,195,160.74 and 1,630,650.44
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Solution
The fourth proportional to 2,316,707.48, 3,195,160.74 and 1,630,650.44 is: 2,248,963.37
Step by Step Solution
- Step 1: Write the proportion equation
2,316,707.48 : 3,195,160.74 = 1,630,650.44 : x - Step 2: Convert to fraction form
2,316,707.48/3,195,160.74 = 1,630,650.44/x - Step 3: Cross multiply
2,316,707.48x = 3,195,160.74 × 1,630,650.44 - Step 4: Simplify right side
2,316,707.48x = 5,210,190,250,575.92 - Step 5: Solve for x
x = 5,210,190,250,575.92/2,316,707.48 - Step 6: Final answer
x = 2,248,963.37
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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.