Finding the Fourth Proportional to 1,837,931.68, 2,536,461.84 and 1,033,167.52
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Solution
The fourth proportional to 1,837,931.68, 2,536,461.84 and 1,033,167.52 is: 1,425,836.45
Step by Step Solution
- Step 1: Write the proportion equation
1,837,931.68 : 2,536,461.84 = 1,033,167.52 : x - Step 2: Convert to fraction form
1,837,931.68/2,536,461.84 = 1,033,167.52/x - Step 3: Cross multiply
1,837,931.68x = 2,536,461.84 × 1,033,167.52 - Step 4: Simplify right side
1,837,931.68x = 2,620,589,988,807.44 - Step 5: Solve for x
x = 2,620,589,988,807.44/1,837,931.68 - Step 6: Final answer
x = 1,425,836.45
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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.