Finding the Fourth Proportional to 1,771,397.40, 2,657,355.30 and 930,012.60
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Solution
The fourth proportional to 1,771,397.40, 2,657,355.30 and 930,012.60 is: 1,395,154.98
Step by Step Solution
- Step 1: Write the proportion equation
1,771,397.40 : 2,657,355.30 = 930,012.60 : x - Step 2: Convert to fraction form
1,771,397.40/2,657,355.30 = 930,012.60/x - Step 3: Cross multiply
1,771,397.40x = 2,657,355.30 × 930,012.60 - Step 4: Simplify right side
1,771,397.40x = 2,471,373,911,676.78 - Step 5: Solve for x
x = 2,471,373,911,676.78/1,771,397.40 - Step 6: Final answer
x = 1,395,154.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.