Finding the Fourth Proportional to 3,104,726.48, 4,282,954.80 and 1,814,724.08
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Solution
The fourth proportional to 3,104,726.48, 4,282,954.80 and 1,814,724.08 is: 2,503,402.88
Step by Step Solution
- Step 1: Write the proportion equation
3,104,726.48 : 4,282,954.80 = 1,814,724.08 : x - Step 2: Convert to fraction form
3,104,726.48/4,282,954.80 = 1,814,724.08/x - Step 3: Cross multiply
3,104,726.48x = 4,282,954.80 × 1,814,724.08 - Step 4: Simplify right side
3,104,726.48x = 7,772,381,209,111.58 - Step 5: Solve for x
x = 7,772,381,209,111.58/3,104,726.48 - Step 6: Final answer
x = 2,503,402.88
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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.