Finding the Fourth Proportional to 2,477,117.85, 3,711,248.10 and 2,122,823.85
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Solution
The fourth proportional to 2,477,117.85, 3,711,248.10 and 2,122,823.85 is: 3,180,440.52
Step by Step Solution
- Step 1: Write the proportion equation
2,477,117.85 : 3,711,248.10 = 2,122,823.85 : x - Step 2: Convert to fraction form
2,477,117.85/3,711,248.10 = 2,122,823.85/x - Step 3: Cross multiply
2,477,117.85x = 3,711,248.10 × 2,122,823.85 - Step 4: Simplify right side
2,477,117.85x = 7,878,325,979,947.19 - Step 5: Solve for x
x = 7,878,325,979,947.19/2,477,117.85 - Step 6: Final answer
x = 3,180,440.52
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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.