Finding the Fourth Proportional to 1,837,659.34, 2,536,024.71 and 1,112,639.68
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Solution
The fourth proportional to 1,837,659.34, 2,536,024.71 and 1,112,639.68 is: 1,535,475.95
Step by Step Solution
- Step 1: Write the proportion equation
1,837,659.34 : 2,536,024.71 = 1,112,639.68 : x - Step 2: Convert to fraction form
1,837,659.34/2,536,024.71 = 1,112,639.68/x - Step 3: Cross multiply
1,837,659.34x = 2,536,024.71 × 1,112,639.68 - Step 4: Simplify right side
1,837,659.34x = 2,821,681,721,806.49 - Step 5: Solve for x
x = 2,821,681,721,806.49/1,837,659.34 - Step 6: Final answer
x = 1,535,475.95
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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.