Finding the Fourth Proportional to 843,681.42, 1,164,823.74 and 752,881.23
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Solution
The fourth proportional to 843,681.42, 1,164,823.74 and 752,881.23 is: 1,039,461.00
Step by Step Solution
- Step 1: Write the proportion equation
843,681.42 : 1,164,823.74 = 752,881.23 : x - Step 2: Convert to fraction form
843,681.42/1,164,823.74 = 752,881.23/x - Step 3: Cross multiply
843,681.42x = 1,164,823.74 × 752,881.23 - Step 4: Simplify right side
843,681.42x = 876,973,930,104.40 - Step 5: Solve for x
x = 876,973,930,104.40/843,681.42 - Step 6: Final answer
x = 1,039,461.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.