Finding the Fourth Proportional to 2,225,725.08, 3,070,525.08 and 1,307,539.86
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Solution
The fourth proportional to 2,225,725.08, 3,070,525.08 and 1,307,539.86 is: 1,803,831.91
Step by Step Solution
- Step 1: Write the proportion equation
2,225,725.08 : 3,070,525.08 = 1,307,539.86 : x - Step 2: Convert to fraction form
2,225,725.08/3,070,525.08 = 1,307,539.86/x - Step 3: Cross multiply
2,225,725.08x = 3,070,525.08 × 1,307,539.86 - Step 4: Simplify right side
2,225,725.08x = 4,014,833,933,229.69 - Step 5: Solve for x
x = 4,014,833,933,229.69/2,225,725.08 - Step 6: Final answer
x = 1,803,831.91
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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.