Finding the Fourth Proportional to 2,264,848.91, 3,125,620.82 and 1,298,140.23
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Solution
The fourth proportional to 2,264,848.91, 3,125,620.82 and 1,298,140.23 is: 1,791,507.64
Step by Step Solution
- Step 1: Write the proportion equation
2,264,848.91 : 3,125,620.82 = 1,298,140.23 : x - Step 2: Convert to fraction form
2,264,848.91/3,125,620.82 = 1,298,140.23/x - Step 3: Cross multiply
2,264,848.91x = 3,125,620.82 × 1,298,140.23 - Step 4: Simplify right side
2,264,848.91x = 4,057,494,130,167.59 - Step 5: Solve for x
x = 4,057,494,130,167.59/2,264,848.91 - Step 6: Final answer
x = 1,791,507.64
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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.