Finding the Fourth Proportional to 1,705,534.08, 2,353,750.56 and 1,131,587.52
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Solution
The fourth proportional to 1,705,534.08, 2,353,750.56 and 1,131,587.52 is: 1,561,666.10
Step by Step Solution
- Step 1: Write the proportion equation
1,705,534.08 : 2,353,750.56 = 1,131,587.52 : x - Step 2: Convert to fraction form
1,705,534.08/2,353,750.56 = 1,131,587.52/x - Step 3: Cross multiply
1,705,534.08x = 2,353,750.56 × 1,131,587.52 - Step 4: Simplify right side
1,705,534.08x = 2,663,474,758,889.01 - Step 5: Solve for x
x = 2,663,474,758,889.01/1,705,534.08 - Step 6: Final answer
x = 1,561,666.10
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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.