Finding the Fourth Proportional to 1,239,033.47, 1,858,550.30 and 440,346.53
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Solution
The fourth proportional to 1,239,033.47, 1,858,550.30 and 440,346.53 is: 660,519.82
Step by Step Solution
- Step 1: Write the proportion equation
1,239,033.47 : 1,858,550.30 = 440,346.53 : x - Step 2: Convert to fraction form
1,239,033.47/1,858,550.30 = 440,346.53/x - Step 3: Cross multiply
1,239,033.47x = 1,858,550.30 × 440,346.53 - Step 4: Simplify right side
1,239,033.47x = 818,406,163,940.98 - Step 5: Solve for x
x = 818,406,163,940.98/1,239,033.47 - Step 6: Final answer
x = 660,519.82
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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.