Finding the Fourth Proportional to 2,247,117.30, 3,370,675.95 and 828,191.70
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Solution
The fourth proportional to 2,247,117.30, 3,370,675.95 and 828,191.70 is: 1,242,287.55
Step by Step Solution
- Step 1: Write the proportion equation
2,247,117.30 : 3,370,675.95 = 828,191.70 : x - Step 2: Convert to fraction form
2,247,117.30/3,370,675.95 = 828,191.70/x - Step 3: Cross multiply
2,247,117.30x = 3,370,675.95 × 828,191.70 - Step 4: Simplify right side
2,247,117.30x = 2,791,565,845,179.62 - Step 5: Solve for x
x = 2,791,565,845,179.62/2,247,117.30 - Step 6: Final answer
x = 1,242,287.55
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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.