Finding the Fourth Proportional to 1,314,375.06, 1,813,837.68 and 710,763.06
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Solution
The fourth proportional to 1,314,375.06, 1,813,837.68 and 710,763.06 is: 980,853.08
Step by Step Solution
- Step 1: Write the proportion equation
1,314,375.06 : 1,813,837.68 = 710,763.06 : x - Step 2: Convert to fraction form
1,314,375.06/1,813,837.68 = 710,763.06/x - Step 3: Cross multiply
1,314,375.06x = 1,813,837.68 × 710,763.06 - Step 4: Simplify right side
1,314,375.06x = 1,289,208,819,780.10 - Step 5: Solve for x
x = 1,289,208,819,780.10/1,314,375.06 - Step 6: Final answer
x = 980,853.08
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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.