Finding the Fourth Proportional to 1,885,419.24, 2,601,895.14 and 1,742,548.20
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Solution
The fourth proportional to 1,885,419.24, 2,601,895.14 and 1,742,548.20 is: 2,404,731.85
Step by Step Solution
- Step 1: Write the proportion equation
1,885,419.24 : 2,601,895.14 = 1,742,548.20 : x - Step 2: Convert to fraction form
1,885,419.24/2,601,895.14 = 1,742,548.20/x - Step 3: Cross multiply
1,885,419.24x = 2,601,895.14 × 1,742,548.20 - Step 4: Simplify right side
1,885,419.24x = 4,533,927,692,795.75 - Step 5: Solve for x
x = 4,533,927,692,795.75/1,885,419.24 - Step 6: Final answer
x = 2,404,731.85
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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.