Finding the Fourth Proportional to 2,390,774.04, 3,299,172.39 and 1,303,022.88
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Solution
The fourth proportional to 2,390,774.04, 3,299,172.39 and 1,303,022.88 is: 1,798,119.37
Step by Step Solution
- Step 1: Write the proportion equation
2,390,774.04 : 3,299,172.39 = 1,303,022.88 : x - Step 2: Convert to fraction form
2,390,774.04/3,299,172.39 = 1,303,022.88/x - Step 3: Cross multiply
2,390,774.04x = 3,299,172.39 × 1,303,022.88 - Step 4: Simplify right side
2,390,774.04x = 4,298,897,109,234.28 - Step 5: Solve for x
x = 4,298,897,109,234.28/2,390,774.04 - Step 6: Final answer
x = 1,798,119.37
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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.