Finding the Fourth Proportional to 1,012,808.88, 1,398,027.84 and 583,260.12
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Solution
The fourth proportional to 1,012,808.88, 1,398,027.84 and 583,260.12 is: 805,101.44
Step by Step Solution
- Step 1: Write the proportion equation
1,012,808.88 : 1,398,027.84 = 583,260.12 : x - Step 2: Convert to fraction form
1,012,808.88/1,398,027.84 = 583,260.12/x - Step 3: Cross multiply
1,012,808.88x = 1,398,027.84 × 583,260.12 - Step 4: Simplify right side
1,012,808.88x = 815,413,885,721.74 - Step 5: Solve for x
x = 815,413,885,721.74/1,012,808.88 - Step 6: Final answer
x = 805,101.44
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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.