Finding the Fourth Proportional to 1,774,747.68, 2,660,122.56 and 874,281.60
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Solution
The fourth proportional to 1,774,747.68, 2,660,122.56 and 874,281.60 is: 1,310,437.67
Step by Step Solution
- Step 1: Write the proportion equation
1,774,747.68 : 2,660,122.56 = 874,281.60 : x - Step 2: Convert to fraction form
1,774,747.68/2,660,122.56 = 874,281.60/x - Step 3: Cross multiply
1,774,747.68x = 2,660,122.56 × 874,281.60 - Step 4: Simplify right side
1,774,747.68x = 2,325,696,207,952.90 - Step 5: Solve for x
x = 2,325,696,207,952.90/1,774,747.68 - Step 6: Final answer
x = 1,310,437.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.