Finding the Fourth Proportional to 4,205,291.92, 5,803,302.04 and 2,271,552.60
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Solution
The fourth proportional to 4,205,291.92, 5,803,302.04 and 2,271,552.60 is: 3,134,742.15
Step by Step Solution
- Step 1: Write the proportion equation
4,205,291.92 : 5,803,302.04 = 2,271,552.60 : x - Step 2: Convert to fraction form
4,205,291.92/5,803,302.04 = 2,271,552.60/x - Step 3: Cross multiply
4,205,291.92x = 5,803,302.04 × 2,271,552.60 - Step 4: Simplify right side
4,205,291.92x = 13,182,505,837,547.30 - Step 5: Solve for x
x = 13,182,505,837,547.30/4,205,291.92 - Step 6: Final answer
x = 3,134,742.15
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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.