Finding the Fourth Proportional to 4,189,910.48, 6,283,718.70 and 1,156,551.20
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Solution
The fourth proportional to 4,189,910.48, 6,283,718.70 and 1,156,551.20 is: 1,734,510.19
Step by Step Solution
- Step 1: Write the proportion equation
4,189,910.48 : 6,283,718.70 = 1,156,551.20 : x - Step 2: Convert to fraction form
4,189,910.48/6,283,718.70 = 1,156,551.20/x - Step 3: Cross multiply
4,189,910.48x = 6,283,718.70 × 1,156,551.20 - Step 4: Simplify right side
4,189,910.48x = 7,267,442,402,947.44 - Step 5: Solve for x
x = 7,267,442,402,947.44/4,189,910.48 - Step 6: Final answer
x = 1,734,510.19
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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.