Finding the Fourth Proportional to 1,372,089.65, 2,057,035.50 and 652,069.98
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Solution
The fourth proportional to 1,372,089.65, 2,057,035.50 and 652,069.98 is: 977,582.70
Step by Step Solution
- Step 1: Write the proportion equation
1,372,089.65 : 2,057,035.50 = 652,069.98 : x - Step 2: Convert to fraction form
1,372,089.65/2,057,035.50 = 652,069.98/x - Step 3: Cross multiply
1,372,089.65x = 2,057,035.50 × 652,069.98 - Step 4: Simplify right side
1,372,089.65x = 1,341,331,097,344.29 - Step 5: Solve for x
x = 1,341,331,097,344.29/1,372,089.65 - Step 6: Final answer
x = 977,582.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.