Finding the Fourth Proportional to 1,174,073.01, 1,620,997.95 and 901,652.09
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Solution
The fourth proportional to 1,174,073.01, 1,620,997.95 and 901,652.09 is: 1,244,876.75
Step by Step Solution
- Step 1: Write the proportion equation
1,174,073.01 : 1,620,997.95 = 901,652.09 : x - Step 2: Convert to fraction form
1,174,073.01/1,620,997.95 = 901,652.09/x - Step 3: Cross multiply
1,174,073.01x = 1,620,997.95 × 901,652.09 - Step 4: Simplify right side
1,174,073.01x = 1,461,576,184,779.42 - Step 5: Solve for x
x = 1,461,576,184,779.42/1,174,073.01 - Step 6: Final answer
x = 1,244,876.75
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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.