Finding the Fourth Proportional to 5,803,564.16, 8,706,821.52 and 3,409,433.12
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Solution
The fourth proportional to 5,803,564.16, 8,706,821.52 and 3,409,433.12 is: 5,115,016.37
Step by Step Solution
- Step 1: Write the proportion equation
5,803,564.16 : 8,706,821.52 = 3,409,433.12 : x - Step 2: Convert to fraction form
5,803,564.16/8,706,821.52 = 3,409,433.12/x - Step 3: Cross multiply
5,803,564.16x = 8,706,821.52 × 3,409,433.12 - Step 4: Simplify right side
5,803,564.16x = 29,685,325,660,216.74 - Step 5: Solve for x
x = 29,685,325,660,216.74/5,803,564.16 - Step 6: Final answer
x = 5,115,016.37
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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.