Finding the Fourth Proportional to 2,814,982.13, 3,884,683.66 and 1,525,827.65
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Solution
The fourth proportional to 2,814,982.13, 3,884,683.66 and 1,525,827.65 is: 2,105,646.66
Step by Step Solution
- Step 1: Write the proportion equation
2,814,982.13 : 3,884,683.66 = 1,525,827.65 : x - Step 2: Convert to fraction form
2,814,982.13/3,884,683.66 = 1,525,827.65/x - Step 3: Cross multiply
2,814,982.13x = 3,884,683.66 × 1,525,827.65 - Step 4: Simplify right side
2,814,982.13x = 5,927,357,716,693.21 - Step 5: Solve for x
x = 5,927,357,716,693.21/2,814,982.13 - Step 6: Final answer
x = 2,105,646.66
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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.