Finding the Fourth Proportional to 3,645,727.65, 5,031,205.65 and 2,014,240.23
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Solution
The fourth proportional to 3,645,727.65, 5,031,205.65 and 2,014,240.23 is: 2,779,707.59
Step by Step Solution
- Step 1: Write the proportion equation
3,645,727.65 : 5,031,205.65 = 2,014,240.23 : x - Step 2: Convert to fraction form
3,645,727.65/5,031,205.65 = 2,014,240.23/x - Step 3: Cross multiply
3,645,727.65x = 5,031,205.65 × 2,014,240.23 - Step 4: Simplify right side
3,645,727.65x = 10,134,056,825,633.30 - Step 5: Solve for x
x = 10,134,056,825,633.30/3,645,727.65 - Step 6: Final answer
x = 2,779,707.59
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1.5x scale
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.