Finding the Fourth Proportional to 4,788,297.18, 6,607,866.80 and 2,612,888.28
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Solution
The fourth proportional to 4,788,297.18, 6,607,866.80 and 2,612,888.28 is: 3,605,794.94
Step by Step Solution
- Step 1: Write the proportion equation
4,788,297.18 : 6,607,866.80 = 2,612,888.28 : x - Step 2: Convert to fraction form
4,788,297.18/6,607,866.80 = 2,612,888.28/x - Step 3: Cross multiply
4,788,297.18x = 6,607,866.80 × 2,612,888.28 - Step 4: Simplify right side
4,788,297.18x = 17,265,617,724,053.32 - Step 5: Solve for x
x = 17,265,617,724,053.32/4,788,297.18 - Step 6: Final answer
x = 3,605,794.94
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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.