Finding the Fourth Proportional to 4,257,352.46, 6,386,869.95 and 1,561,702.70
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Solution
The fourth proportional to 4,257,352.46, 6,386,869.95 and 1,561,702.70 is: 2,342,862.65
Step by Step Solution
- Step 1: Write the proportion equation
4,257,352.46 : 6,386,869.95 = 1,561,702.70 : x - Step 2: Convert to fraction form
4,257,352.46/6,386,869.95 = 1,561,702.70/x - Step 3: Cross multiply
4,257,352.46x = 6,386,869.95 × 1,561,702.70 - Step 4: Simplify right side
4,257,352.46x = 9,974,392,045,463.87 - Step 5: Solve for x
x = 9,974,392,045,463.87/4,257,352.46 - Step 6: Final answer
x = 2,342,862.65
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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.