Finding the Fourth Proportional to 4,211,191.49, 6,316,788.36 and 1,179,004.01
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Solution
The fourth proportional to 4,211,191.49, 6,316,788.36 and 1,179,004.01 is: 1,768,506.33
Step by Step Solution
- Step 1: Write the proportion equation
4,211,191.49 : 6,316,788.36 = 1,179,004.01 : x - Step 2: Convert to fraction form
4,211,191.49/6,316,788.36 = 1,179,004.01/x - Step 3: Cross multiply
4,211,191.49x = 6,316,788.36 × 1,179,004.01 - Step 4: Simplify right side
4,211,191.49x = 7,447,518,806,761.32 - Step 5: Solve for x
x = 7,447,518,806,761.32/4,211,191.49 - Step 6: Final answer
x = 1,768,506.33
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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.