Finding the Fourth Proportional to 4,854,982.77, 6,699,843.28 and 2,679,525.90
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Solution
The fourth proportional to 4,854,982.77, 6,699,843.28 and 2,679,525.90 is: 3,697,727.56
Step by Step Solution
- Step 1: Write the proportion equation
4,854,982.77 : 6,699,843.28 = 2,679,525.90 : x - Step 2: Convert to fraction form
4,854,982.77/6,699,843.28 = 2,679,525.90/x - Step 3: Cross multiply
4,854,982.77x = 6,699,843.28 × 2,679,525.90 - Step 4: Simplify right side
4,854,982.77x = 17,952,403,581,303.32 - Step 5: Solve for x
x = 17,952,403,581,303.32/4,854,982.77 - Step 6: Final answer
x = 3,697,727.56
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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.