Finding the Fourth Proportional to 1,600,923.06, 2,209,326.44 and 912,582.63
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Solution
The fourth proportional to 1,600,923.06, 2,209,326.44 and 912,582.63 is: 1,259,394.02
Step by Step Solution
- Step 1: Write the proportion equation
1,600,923.06 : 2,209,326.44 = 912,582.63 : x - Step 2: Convert to fraction form
1,600,923.06/2,209,326.44 = 912,582.63/x - Step 3: Cross multiply
1,600,923.06x = 2,209,326.44 × 912,582.63 - Step 4: Simplify right side
1,600,923.06x = 2,016,192,928,580.82 - Step 5: Solve for x
x = 2,016,192,928,580.82/1,600,923.06 - Step 6: Final answer
x = 1,259,394.02
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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.