Finding the Fourth Proportional to 1,248,306.68, 1,722,707.52 and 704,574.80
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Solution
The fourth proportional to 1,248,306.68, 1,722,707.52 and 704,574.80 is: 972,338.23
Step by Step Solution
- Step 1: Write the proportion equation
1,248,306.68 : 1,722,707.52 = 704,574.80 : x - Step 2: Convert to fraction form
1,248,306.68/1,722,707.52 = 704,574.80/x - Step 3: Cross multiply
1,248,306.68x = 1,722,707.52 × 704,574.80 - Step 4: Simplify right side
1,248,306.68x = 1,213,776,306,362.50 - Step 5: Solve for x
x = 1,213,776,306,362.50/1,248,306.68 - Step 6: Final answer
x = 972,338.23
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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.