Finding the Fourth Proportional to 1,927,579.08, 2,660,027.94 and 1,068,136.68
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Solution
The fourth proportional to 1,927,579.08, 2,660,027.94 and 1,068,136.68 is: 1,474,011.33
Step by Step Solution
- Step 1: Write the proportion equation
1,927,579.08 : 2,660,027.94 = 1,068,136.68 : x - Step 2: Convert to fraction form
1,927,579.08/2,660,027.94 = 1,068,136.68/x - Step 3: Cross multiply
1,927,579.08x = 2,660,027.94 × 1,068,136.68 - Step 4: Simplify right side
1,927,579.08x = 2,841,273,412,538.84 - Step 5: Solve for x
x = 2,841,273,412,538.84/1,927,579.08 - Step 6: Final answer
x = 1,474,011.33
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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.