Finding the Fourth Proportional to 897,894.06, 1,339,776.80 and 867,451.02
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Solution
The fourth proportional to 897,894.06, 1,339,776.80 and 867,451.02 is: 1,294,351.75
Step by Step Solution
- Step 1: Write the proportion equation
897,894.06 : 1,339,776.80 = 867,451.02 : x - Step 2: Convert to fraction form
897,894.06/1,339,776.80 = 867,451.02/x - Step 3: Cross multiply
897,894.06x = 1,339,776.80 × 867,451.02 - Step 4: Simplify right side
897,894.06x = 1,162,190,747,395.08 - Step 5: Solve for x
x = 1,162,190,747,395.08/897,894.06 - Step 6: Final answer
x = 1,294,351.75
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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.