Finding the Fourth Proportional to 1,787,052.56, 2,466,148.68 and 971,258.18
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Solution
The fourth proportional to 1,787,052.56, 2,466,148.68 and 971,258.18 is: 1,340,345.06
Step by Step Solution
- Step 1: Write the proportion equation
1,787,052.56 : 2,466,148.68 = 971,258.18 : x - Step 2: Convert to fraction form
1,787,052.56/2,466,148.68 = 971,258.18/x - Step 3: Cross multiply
1,787,052.56x = 2,466,148.68 × 971,258.18 - Step 4: Simplify right side
1,787,052.56x = 2,395,267,078,546.20 - Step 5: Solve for x
x = 2,395,267,078,546.20/1,787,052.56 - Step 6: Final answer
x = 1,340,345.06
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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.