Finding the Fourth Proportional to 2,559,371, 3,531,931.98 and 1,486,352.12
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Solution
The fourth proportional to 2,559,371, 3,531,931.98 and 1,486,352.12 is: 2,051,165.93
Step by Step Solution
- Step 1: Write the proportion equation
2,559,371 : 3,531,931.98 = 1,486,352.12 : x - Step 2: Convert to fraction form
2,559,371/3,531,931.98 = 1,486,352.12/x - Step 3: Cross multiply
2,559,371x = 3,531,931.98 × 1,486,352.12 - Step 4: Simplify right side
2,559,371x = 5,249,694,586,168.80 - Step 5: Solve for x
x = 5,249,694,586,168.80/2,559,371 - Step 6: Final answer
x = 2,051,165.93
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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.