Finding the Fourth Proportional to 1,787,259.10, 2,466,434.06 and 971,464.70
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Solution
The fourth proportional to 1,787,259.10, 2,466,434.06 and 971,464.70 is: 1,340,630.26
Step by Step Solution
- Step 1: Write the proportion equation
1,787,259.10 : 2,466,434.06 = 971,464.70 : x - Step 2: Convert to fraction form
1,787,259.10/2,466,434.06 = 971,464.70/x - Step 3: Cross multiply
1,787,259.10x = 2,466,434.06 × 971,464.70 - Step 4: Simplify right side
1,787,259.10x = 2,396,053,624,167.68 - Step 5: Solve for x
x = 2,396,053,624,167.68/1,787,259.10 - Step 6: Final answer
x = 1,340,630.26
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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.