Finding the Fourth Proportional to 1,873,577.16, 2,810,812.86 and 611,407.08
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Solution
The fourth proportional to 1,873,577.16, 2,810,812.86 and 611,407.08 is: 917,256.53
Step by Step Solution
- Step 1: Write the proportion equation
1,873,577.16 : 2,810,812.86 = 611,407.08 : x - Step 2: Convert to fraction form
1,873,577.16/2,810,812.86 = 611,407.08/x - Step 3: Cross multiply
1,873,577.16x = 2,810,812.86 × 611,407.08 - Step 4: Simplify right side
1,873,577.16x = 1,718,550,883,159.05 - Step 5: Solve for x
x = 1,718,550,883,159.05/1,873,577.16 - Step 6: Final answer
x = 917,256.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.