Finding the Fourth Proportional to 5,029,752.77, 6,940,663.08 and 2,854,295.91
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Solution
The fourth proportional to 5,029,752.77, 6,940,663.08 and 2,854,295.91 is: 3,938,703.79
Step by Step Solution
- Step 1: Write the proportion equation
5,029,752.77 : 6,940,663.08 = 2,854,295.91 : x - Step 2: Convert to fraction form
5,029,752.77/6,940,663.08 = 2,854,295.91/x - Step 3: Cross multiply
5,029,752.77x = 6,940,663.08 × 2,854,295.91 - Step 4: Simplify right side
5,029,752.77x = 19,810,706,275,987.20 - Step 5: Solve for x
x = 19,810,706,275,987.20/5,029,752.77 - Step 6: Final answer
x = 3,938,703.79
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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.