Finding the Fourth Proportional to 1,387,855.62, 2,082,373.92 and 589,309.02
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Solution
The fourth proportional to 1,387,855.62, 2,082,373.92 and 589,309.02 is: 884,214.26
Step by Step Solution
- Step 1: Write the proportion equation
1,387,855.62 : 2,082,373.92 = 589,309.02 : x - Step 2: Convert to fraction form
1,387,855.62/2,082,373.92 = 589,309.02/x - Step 3: Cross multiply
1,387,855.62x = 2,082,373.92 × 589,309.02 - Step 4: Simplify right side
1,387,855.62x = 1,227,161,734,068.76 - Step 5: Solve for x
x = 1,227,161,734,068.76/1,387,855.62 - Step 6: Final answer
x = 884,214.26
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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.