Finding the Fourth Proportional to 1,837,422.88, 2,535,073.68 and 1,072,924.96
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Solution
The fourth proportional to 1,837,422.88, 2,535,073.68 and 1,072,924.96 is: 1,480,303.67
Step by Step Solution
- Step 1: Write the proportion equation
1,837,422.88 : 2,535,073.68 = 1,072,924.96 : x - Step 2: Convert to fraction form
1,837,422.88/2,535,073.68 = 1,072,924.96/x - Step 3: Cross multiply
1,837,422.88x = 2,535,073.68 × 1,072,924.96 - Step 4: Simplify right side
1,837,422.88x = 2,719,943,826,711.05 - Step 5: Solve for x
x = 2,719,943,826,711.05/1,837,422.88 - Step 6: Final answer
x = 1,480,303.67
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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.