Finding the Fourth Proportional to 5,058,987.36, 6,981,320.52 and 2,767,128
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Solution
The fourth proportional to 5,058,987.36, 6,981,320.52 and 2,767,128 is: 3,818,591.77
Step by Step Solution
- Step 1: Write the proportion equation
5,058,987.36 : 6,981,320.52 = 2,767,128 : x - Step 2: Convert to fraction form
5,058,987.36/6,981,320.52 = 2,767,128/x - Step 3: Cross multiply
5,058,987.36x = 6,981,320.52 × 2,767,128 - Step 4: Simplify right side
5,058,987.36x = 19,318,207,487,866.56 - Step 5: Solve for x
x = 19,318,207,487,866.56/5,058,987.36 - Step 6: Final answer
x = 3,818,591.77
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.