Finding the Fourth Proportional to 935,586.09, 1,405,743.93 and 897,752.21
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Solution
The fourth proportional to 935,586.09, 1,405,743.93 and 897,752.21 is: 1,348,897.47
Step by Step Solution
- Step 1: Write the proportion equation
935,586.09 : 1,405,743.93 = 897,752.21 : x - Step 2: Convert to fraction form
935,586.09/1,405,743.93 = 897,752.21/x - Step 3: Cross multiply
935,586.09x = 1,405,743.93 × 897,752.21 - Step 4: Simplify right side
935,586.09x = 1,262,009,712,822.87 - Step 5: Solve for x
x = 1,262,009,712,822.87/935,586.09 - Step 6: Final answer
x = 1,348,897.47
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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.