Finding the Fourth Proportional to 942,278.01, 1,413,574.62 and 739,865.91
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Solution
The fourth proportional to 942,278.01, 1,413,574.62 and 739,865.91 is: 1,109,922.62
Step by Step Solution
- Step 1: Write the proportion equation
942,278.01 : 1,413,574.62 = 739,865.91 : x - Step 2: Convert to fraction form
942,278.01/1,413,574.62 = 739,865.91/x - Step 3: Cross multiply
942,278.01x = 1,413,574.62 × 739,865.91 - Step 4: Simplify right side
942,278.01x = 1,045,855,679,267.36 - Step 5: Solve for x
x = 1,045,855,679,267.36/942,278.01 - Step 6: Final answer
x = 1,109,922.62
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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.