Finding the Fourth Proportional to 4,153,331.60, 6,226,498.20 and 2,158,787.60
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Solution
The fourth proportional to 4,153,331.60, 6,226,498.20 and 2,158,787.60 is: 3,236,362.61
Step by Step Solution
- Step 1: Write the proportion equation
4,153,331.60 : 6,226,498.20 = 2,158,787.60 : x - Step 2: Convert to fraction form
4,153,331.60/6,226,498.20 = 2,158,787.60/x - Step 3: Cross multiply
4,153,331.60x = 6,226,498.20 × 2,158,787.60 - Step 4: Simplify right side
4,153,331.60x = 13,441,687,105,582.32 - Step 5: Solve for x
x = 13,441,687,105,582.32/4,153,331.60 - Step 6: Final answer
x = 3,236,362.61
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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.