Finding the Fourth Proportional to 1,866,657.42, 2,799,363.51 and 729,124.74
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Solution
The fourth proportional to 1,866,657.42, 2,799,363.51 and 729,124.74 is: 1,093,443.91
Step by Step Solution
- Step 1: Write the proportion equation
1,866,657.42 : 2,799,363.51 = 729,124.74 : x - Step 2: Convert to fraction form
1,866,657.42/2,799,363.51 = 729,124.74/x - Step 3: Cross multiply
1,866,657.42x = 2,799,363.51 × 729,124.74 - Step 4: Simplify right side
1,866,657.42x = 2,041,085,191,394.24 - Step 5: Solve for x
x = 2,041,085,191,394.24/1,866,657.42 - Step 6: Final answer
x = 1,093,443.91
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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.