Finding the Fourth Proportional to 3,869,655.40, 5,804,497.14 and 1,174,003.48
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Solution
The fourth proportional to 3,869,655.40, 5,804,497.14 and 1,174,003.48 is: 1,761,009.48
Step by Step Solution
- Step 1: Write the proportion equation
3,869,655.40 : 5,804,497.14 = 1,174,003.48 : x - Step 2: Convert to fraction form
3,869,655.40/5,804,497.14 = 1,174,003.48/x - Step 3: Cross multiply
3,869,655.40x = 5,804,497.14 × 1,174,003.48 - Step 4: Simplify right side
3,869,655.40x = 6,814,499,842,010.05 - Step 5: Solve for x
x = 6,814,499,842,010.05/3,869,655.40 - Step 6: Final answer
x = 1,761,009.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.