Finding the Fourth Proportional to 1,969,415.80, 2,952,341.70 and 1,370,663.80
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Solution
The fourth proportional to 1,969,415.80, 2,952,341.70 and 1,370,663.80 is: 2,054,755.47
Step by Step Solution
- Step 1: Write the proportion equation
1,969,415.80 : 2,952,341.70 = 1,370,663.80 : x - Step 2: Convert to fraction form
1,969,415.80/2,952,341.70 = 1,370,663.80/x - Step 3: Cross multiply
1,969,415.80x = 2,952,341.70 × 1,370,663.80 - Step 4: Simplify right side
1,969,415.80x = 4,046,667,893,420.46 - Step 5: Solve for x
x = 4,046,667,893,420.46/1,969,415.80 - Step 6: Final answer
x = 2,054,755.47
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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.