Finding the Fourth Proportional to 2,890,735.20, 4,331,599.20 and 1,092,637.80
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Solution
The fourth proportional to 2,890,735.20, 4,331,599.20 and 1,092,637.80 is: 1,637,254.43
Step by Step Solution
- Step 1: Write the proportion equation
2,890,735.20 : 4,331,599.20 = 1,092,637.80 : x - Step 2: Convert to fraction form
2,890,735.20/4,331,599.20 = 1,092,637.80/x - Step 3: Cross multiply
2,890,735.20x = 4,331,599.20 × 1,092,637.80 - Step 4: Simplify right side
2,890,735.20x = 4,732,869,020,369.76 - Step 5: Solve for x
x = 4,732,869,020,369.76/2,890,735.20 - Step 6: Final answer
x = 1,637,254.43
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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.