Finding the Fourth Proportional to 1,416,328.08, 2,125,120.20 and 742,249.20
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Solution
The fourth proportional to 1,416,328.08, 2,125,120.20 and 742,249.20 is: 1,113,702.96
Step by Step Solution
- Step 1: Write the proportion equation
1,416,328.08 : 2,125,120.20 = 742,249.20 : x - Step 2: Convert to fraction form
1,416,328.08/2,125,120.20 = 742,249.20/x - Step 3: Cross multiply
1,416,328.08x = 2,125,120.20 × 742,249.20 - Step 4: Simplify right side
1,416,328.08x = 1,577,368,768,353.84 - Step 5: Solve for x
x = 1,577,368,768,353.84/1,416,328.08 - Step 6: Final answer
x = 1,113,702.96
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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.