Finding the Fourth Proportional to 1,047,768.40, 1,570,337.49 and 448,024.12
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Solution
The fourth proportional to 1,047,768.40, 1,570,337.49 and 448,024.12 is: 671,473.84
Step by Step Solution
- Step 1: Write the proportion equation
1,047,768.40 : 1,570,337.49 = 448,024.12 : x - Step 2: Convert to fraction form
1,047,768.40/1,570,337.49 = 448,024.12/x - Step 3: Cross multiply
1,047,768.40x = 1,570,337.49 × 448,024.12 - Step 4: Simplify right side
1,047,768.40x = 703,549,072,060.26 - Step 5: Solve for x
x = 703,549,072,060.26/1,047,768.40 - Step 6: Final answer
x = 671,473.84
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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.