Finding the Fourth Proportional to 2,918,766.09, 4,027,905.02 and 1,629,652.61
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Solution
The fourth proportional to 2,918,766.09, 4,027,905.02 and 1,629,652.61 is: 2,248,924.96
Step by Step Solution
- Step 1: Write the proportion equation
2,918,766.09 : 4,027,905.02 = 1,629,652.61 : x - Step 2: Convert to fraction form
2,918,766.09/4,027,905.02 = 1,629,652.61/x - Step 3: Cross multiply
2,918,766.09x = 4,027,905.02 × 1,629,652.61 - Step 4: Simplify right side
2,918,766.09x = 6,564,085,900,387.32 - Step 5: Solve for x
x = 6,564,085,900,387.32/2,918,766.09 - Step 6: Final answer
x = 2,248,924.96
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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.