Finding the Fourth Proportional to 1,035,681.75, 1,553,542.08 and 287,747.19
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Solution
The fourth proportional to 1,035,681.75, 1,553,542.08 and 287,747.19 is: 431,626.19
Step by Step Solution
- Step 1: Write the proportion equation
1,035,681.75 : 1,553,542.08 = 287,747.19 : x - Step 2: Convert to fraction form
1,035,681.75/1,553,542.08 = 287,747.19/x - Step 3: Cross multiply
1,035,681.75x = 1,553,542.08 × 287,747.19 - Step 4: Simplify right side
1,035,681.75x = 447,027,368,066.76 - Step 5: Solve for x
x = 447,027,368,066.76/1,035,681.75 - Step 6: Final answer
x = 431,626.19
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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.