Finding the Fourth Proportional to 4,555,689.19, 6,286,982.30 and 2,518,629.91
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Solution
The fourth proportional to 4,555,689.19, 6,286,982.30 and 2,518,629.91 is: 3,475,781.82
Step by Step Solution
- Step 1: Write the proportion equation
4,555,689.19 : 6,286,982.30 = 2,518,629.91 : x - Step 2: Convert to fraction form
4,555,689.19/6,286,982.30 = 2,518,629.91/x - Step 3: Cross multiply
4,555,689.19x = 6,286,982.30 × 2,518,629.91 - Step 4: Simplify right side
4,555,689.19x = 15,834,581,654,999.71 - Step 5: Solve for x
x = 15,834,581,654,999.71/4,555,689.19 - Step 6: Final answer
x = 3,475,781.82
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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.