Finding the Fourth Proportional to 840,599.58, 1,253,496.09 and 833,017.98
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Solution
The fourth proportional to 840,599.58, 1,253,496.09 and 833,017.98 is: 1,242,190.46
Step by Step Solution
- Step 1: Write the proportion equation
840,599.58 : 1,253,496.09 = 833,017.98 : x - Step 2: Convert to fraction form
840,599.58/1,253,496.09 = 833,017.98/x - Step 3: Cross multiply
840,599.58x = 1,253,496.09 × 833,017.98 - Step 4: Simplify right side
840,599.58x = 1,044,184,780,829.70 - Step 5: Solve for x
x = 1,044,184,780,829.70/840,599.58 - Step 6: Final answer
x = 1,242,190.46
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.