Finding the Fourth Proportional to 4,917,197.08, 7,374,024.15 and 2,077,530.67
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Solution
The fourth proportional to 4,917,197.08, 7,374,024.15 and 2,077,530.67 is: 3,115,547.55
Step by Step Solution
- Step 1: Write the proportion equation
4,917,197.08 : 7,374,024.15 = 2,077,530.67 : x - Step 2: Convert to fraction form
4,917,197.08/7,374,024.15 = 2,077,530.67/x - Step 3: Cross multiply
4,917,197.08x = 7,374,024.15 × 2,077,530.67 - Step 4: Simplify right side
4,917,197.08x = 15,319,761,332,945.68 - Step 5: Solve for x
x = 15,319,761,332,945.68/4,917,197.08 - Step 6: Final answer
x = 3,115,547.55
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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.