Finding the Fourth Proportional to 2,265,160.74, 3,125,932.20 and 1,298,347.58
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Solution
The fourth proportional to 2,265,160.74, 3,125,932.20 and 1,298,347.58 is: 1,791,725.61
Step by Step Solution
- Step 1: Write the proportion equation
2,265,160.74 : 3,125,932.20 = 1,298,347.58 : x - Step 2: Convert to fraction form
2,265,160.74/3,125,932.20 = 1,298,347.58/x - Step 3: Cross multiply
2,265,160.74x = 3,125,932.20 × 1,298,347.58 - Step 4: Simplify right side
2,265,160.74x = 4,058,546,507,114.08 - Step 5: Solve for x
x = 4,058,546,507,114.08/2,265,160.74 - Step 6: Final answer
x = 1,791,725.61
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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.