Finding the Fourth Proportional to 2,749,953.48, 3,794,878.74 and 1,526,187.96
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Solution
The fourth proportional to 2,749,953.48, 3,794,878.74 and 1,526,187.96 is: 2,106,107.72
Step by Step Solution
- Step 1: Write the proportion equation
2,749,953.48 : 3,794,878.74 = 1,526,187.96 : x - Step 2: Convert to fraction form
2,749,953.48/3,794,878.74 = 1,526,187.96/x - Step 3: Cross multiply
2,749,953.48x = 3,794,878.74 × 1,526,187.96 - Step 4: Simplify right side
2,749,953.48x = 5,791,698,242,647.97 - Step 5: Solve for x
x = 5,791,698,242,647.97/2,749,953.48 - Step 6: Final answer
x = 2,106,107.72
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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.