Finding the Fourth Proportional to 4,077,095.12, 6,115,679.76 and 1,237,207.40
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Solution
The fourth proportional to 4,077,095.12, 6,115,679.76 and 1,237,207.40 is: 1,855,822.35
Step by Step Solution
- Step 1: Write the proportion equation
4,077,095.12 : 6,115,679.76 = 1,237,207.40 : x - Step 2: Convert to fraction form
4,077,095.12/6,115,679.76 = 1,237,207.40/x - Step 3: Cross multiply
4,077,095.12x = 6,115,679.76 × 1,237,207.40 - Step 4: Simplify right side
4,077,095.12x = 7,566,364,255,102.22 - Step 5: Solve for x
x = 7,566,364,255,102.22/4,077,095.12 - Step 6: Final answer
x = 1,855,822.35
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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.