Finding the Fourth Proportional to 1,047,070.22, 1,570,418.21 and 278,572.08
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Solution
The fourth proportional to 1,047,070.22, 1,570,418.21 and 278,572.08 is: 417,808.34
Step by Step Solution
- Step 1: Write the proportion equation
1,047,070.22 : 1,570,418.21 = 278,572.08 : x - Step 2: Convert to fraction form
1,047,070.22/1,570,418.21 = 278,572.08/x - Step 3: Cross multiply
1,047,070.22x = 1,570,418.21 × 278,572.08 - Step 4: Simplify right side
1,047,070.22x = 437,474,665,836.72 - Step 5: Solve for x
x = 437,474,665,836.72/1,047,070.22 - Step 6: Final answer
x = 417,808.34
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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.