Finding the Fourth Proportional to 2,823,328.80, 3,896,215.18 and 1,534,176.14
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Solution
The fourth proportional to 2,823,328.80, 3,896,215.18 and 1,534,176.14 is: 2,117,174.71
Step by Step Solution
- Step 1: Write the proportion equation
2,823,328.80 : 3,896,215.18 = 1,534,176.14 : x - Step 2: Convert to fraction form
2,823,328.80/3,896,215.18 = 1,534,176.14/x - Step 3: Cross multiply
2,823,328.80x = 3,896,215.18 × 1,534,176.14 - Step 4: Simplify right side
2,823,328.80x = 5,977,480,345,980.73 - Step 5: Solve for x
x = 5,977,480,345,980.73/2,823,328.80 - Step 6: Final answer
x = 2,117,174.71
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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.