Finding the Fourth Proportional to 1,248,302.68, 1,722,702 and 704,570.80
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Solution
The fourth proportional to 1,248,302.68, 1,722,702 and 704,570.80 is: 972,332.71
Step by Step Solution
- Step 1: Write the proportion equation
1,248,302.68 : 1,722,702 = 704,570.80 : x - Step 2: Convert to fraction form
1,248,302.68/1,722,702 = 704,570.80/x - Step 3: Cross multiply
1,248,302.68x = 1,722,702 × 704,570.80 - Step 4: Simplify right side
1,248,302.68x = 1,213,765,526,301.60 - Step 5: Solve for x
x = 1,213,765,526,301.60/1,248,302.68 - Step 6: Final answer
x = 972,332.71
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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.