Finding the Fourth Proportional to 1,587,895.68, 2,381,839.92 and 689,220.96
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Solution
The fourth proportional to 1,587,895.68, 2,381,839.92 and 689,220.96 is: 1,033,829.88
Step by Step Solution
- Step 1: Write the proportion equation
1,587,895.68 : 2,381,839.92 = 689,220.96 : x - Step 2: Convert to fraction form
1,587,895.68/2,381,839.92 = 689,220.96/x - Step 3: Cross multiply
1,587,895.68x = 2,381,839.92 × 689,220.96 - Step 4: Simplify right side
1,587,895.68x = 1,641,613,996,228.72 - Step 5: Solve for x
x = 1,641,613,996,228.72/1,587,895.68 - Step 6: Final answer
x = 1,033,829.88
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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.