Finding the Fourth Proportional to 1,769,809.25, 2,442,746.41 and 1,125,104.88
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Solution
The fourth proportional to 1,769,809.25, 2,442,746.41 and 1,125,104.88 is: 1,552,905.16
Step by Step Solution
- Step 1: Write the proportion equation
1,769,809.25 : 2,442,746.41 = 1,125,104.88 : x - Step 2: Convert to fraction form
1,769,809.25/2,442,746.41 = 1,125,104.88/x - Step 3: Cross multiply
1,769,809.25x = 2,442,746.41 × 1,125,104.88 - Step 4: Simplify right side
1,769,809.25x = 2,748,345,919,169.73 - Step 5: Solve for x
x = 2,748,345,919,169.73/1,769,809.25 - Step 6: Final answer
x = 1,552,905.16
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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.