Finding the Fourth Proportional to 1,665,723.24, 2,298,703.32 and 901,779.84
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Solution
The fourth proportional to 1,665,723.24, 2,298,703.32 and 901,779.84 is: 1,244,459.02
Step by Step Solution
- Step 1: Write the proportion equation
1,665,723.24 : 2,298,703.32 = 901,779.84 : x - Step 2: Convert to fraction form
1,665,723.24/2,298,703.32 = 901,779.84/x - Step 3: Cross multiply
1,665,723.24x = 2,298,703.32 × 901,779.84 - Step 4: Simplify right side
1,665,723.24x = 2,072,924,312,117.07 - Step 5: Solve for x
x = 2,072,924,312,117.07/1,665,723.24 - Step 6: Final answer
x = 1,244,459.02
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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.