Finding the Fourth Proportional to 1,637,759.84, 2,260,051.08 and 912,570.08
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Solution
The fourth proportional to 1,637,759.84, 2,260,051.08 and 912,570.08 is: 1,259,314.67
Step by Step Solution
- Step 1: Write the proportion equation
1,637,759.84 : 2,260,051.08 = 912,570.08 : x - Step 2: Convert to fraction form
1,637,759.84/2,260,051.08 = 912,570.08/x - Step 3: Cross multiply
1,637,759.84x = 2,260,051.08 × 912,570.08 - Step 4: Simplify right side
1,637,759.84x = 2,062,454,994,879.69 - Step 5: Solve for x
x = 2,062,454,994,879.69/1,637,759.84 - Step 6: Final answer
x = 1,259,314.67
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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.