Finding the Fourth Proportional to 1,427,456.22, 2,140,506.36 and 828,601.08
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Solution
The fourth proportional to 1,427,456.22, 2,140,506.36 and 828,601.08 is: 1,242,508.08
Step by Step Solution
- Step 1: Write the proportion equation
1,427,456.22 : 2,140,506.36 = 828,601.08 : x - Step 2: Convert to fraction form
1,427,456.22/2,140,506.36 = 828,601.08/x - Step 3: Cross multiply
1,427,456.22x = 2,140,506.36 × 828,601.08 - Step 4: Simplify right side
1,427,456.22x = 1,773,625,881,642.87 - Step 5: Solve for x
x = 1,773,625,881,642.87/1,427,456.22 - Step 6: Final answer
x = 1,242,508.08
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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.