Finding the Fourth Proportional to 5,209,184.08, 7,814,071 and 1,615,461.92
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Solution
The fourth proportional to 5,209,184.08, 7,814,071 and 1,615,461.92 is: 2,423,284.33
Step by Step Solution
- Step 1: Write the proportion equation
5,209,184.08 : 7,814,071 = 1,615,461.92 : x - Step 2: Convert to fraction form
5,209,184.08/7,814,071 = 1,615,461.92/x - Step 3: Cross multiply
5,209,184.08x = 7,814,071 × 1,615,461.92 - Step 4: Simplify right side
5,209,184.08x = 12,623,334,140,676.32 - Step 5: Solve for x
x = 12,623,334,140,676.32/5,209,184.08 - Step 6: Final answer
x = 2,423,284.33
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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.