Finding the Fourth Proportional to 1,911,897.53, 2,868,278.36 and 632,501.99
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Solution
The fourth proportional to 1,911,897.53, 2,868,278.36 and 632,501.99 is: 948,895.92
Step by Step Solution
- Step 1: Write the proportion equation
1,911,897.53 : 2,868,278.36 = 632,501.99 : x - Step 2: Convert to fraction form
1,911,897.53/2,868,278.36 = 632,501.99/x - Step 3: Cross multiply
1,911,897.53x = 2,868,278.36 × 632,501.99 - Step 4: Simplify right side
1,911,897.53x = 1,814,191,770,573.94 - Step 5: Solve for x
x = 1,814,191,770,573.94/1,911,897.53 - Step 6: Final answer
x = 948,895.92
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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.