Finding the Fourth Proportional to 1,785,646.04, 2,462,766.09 and 1,174,425.98
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Solution
The fourth proportional to 1,785,646.04, 2,462,766.09 and 1,174,425.98 is: 1,619,770.33
Step by Step Solution
- Step 1: Write the proportion equation
1,785,646.04 : 2,462,766.09 = 1,174,425.98 : x - Step 2: Convert to fraction form
1,785,646.04/2,462,766.09 = 1,174,425.98/x - Step 3: Cross multiply
1,785,646.04x = 2,462,766.09 × 1,174,425.98 - Step 4: Simplify right side
1,785,646.04x = 2,892,336,478,759.02 - Step 5: Solve for x
x = 2,892,336,478,759.02/1,785,646.04 - Step 6: Final answer
x = 1,619,770.33
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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.