Finding the Fourth Proportional to 1,577,832.16, 2,368,847.76 and 830,403.04
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Solution
The fourth proportional to 1,577,832.16, 2,368,847.76 and 830,403.04 is: 1,246,709.52
Step by Step Solution
- Step 1: Write the proportion equation
1,577,832.16 : 2,368,847.76 = 830,403.04 : x - Step 2: Convert to fraction form
1,577,832.16/2,368,847.76 = 830,403.04/x - Step 3: Cross multiply
1,577,832.16x = 2,368,847.76 × 830,403.04 - Step 4: Simplify right side
1,577,832.16x = 1,967,098,381,201.19 - Step 5: Solve for x
x = 1,967,098,381,201.19/1,577,832.16 - Step 6: Final answer
x = 1,246,709.52
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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.