Finding the Fourth Proportional to 4,463,397.12, 6,159,483.36 and 2,426,221.20
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Solution
The fourth proportional to 4,463,397.12, 6,159,483.36 and 2,426,221.20 is: 3,348,182.72
Step by Step Solution
- Step 1: Write the proportion equation
4,463,397.12 : 6,159,483.36 = 2,426,221.20 : x - Step 2: Convert to fraction form
4,463,397.12/6,159,483.36 = 2,426,221.20/x - Step 3: Cross multiply
4,463,397.12x = 6,159,483.36 × 2,426,221.20 - Step 4: Simplify right side
4,463,397.12x = 14,944,269,109,079.23 - Step 5: Solve for x
x = 14,944,269,109,079.23/4,463,397.12 - Step 6: Final answer
x = 3,348,182.72
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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.