Finding the Fourth Proportional to 1,817,060.76, 2,507,543.91 and 1,053,557.19
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Solution
The fourth proportional to 1,817,060.76, 2,507,543.91 and 1,053,557.19 is: 1,453,908.96
Step by Step Solution
- Step 1: Write the proportion equation
1,817,060.76 : 2,507,543.91 = 1,053,557.19 : x - Step 2: Convert to fraction form
1,817,060.76/2,507,543.91 = 1,053,557.19/x - Step 3: Cross multiply
1,817,060.76x = 2,507,543.91 × 1,053,557.19 - Step 4: Simplify right side
1,817,060.76x = 2,641,840,915,621.21 - Step 5: Solve for x
x = 2,641,840,915,621.21/1,817,060.76 - Step 6: Final answer
x = 1,453,908.96
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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.