Finding the Fourth Proportional to 1,206,269.67, 1,664,671.26 and 654,985.07
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Solution
The fourth proportional to 1,206,269.67, 1,664,671.26 and 654,985.07 is: 903,889.77
Step by Step Solution
- Step 1: Write the proportion equation
1,206,269.67 : 1,664,671.26 = 654,985.07 : x - Step 2: Convert to fraction form
1,206,269.67/1,664,671.26 = 654,985.07/x - Step 3: Cross multiply
1,206,269.67x = 1,664,671.26 × 654,985.07 - Step 4: Simplify right side
1,206,269.67x = 1,090,334,813,434.73 - Step 5: Solve for x
x = 1,090,334,813,434.73/1,206,269.67 - Step 6: Final answer
x = 903,889.77
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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.