Finding the Fourth Proportional to 1,843,630.84, 2,766,301.62 and 778,921.48
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Solution
The fourth proportional to 1,843,630.84, 2,766,301.62 and 778,921.48 is: 1,168,743.60
Step by Step Solution
- Step 1: Write the proportion equation
1,843,630.84 : 2,766,301.62 = 778,921.48 : x - Step 2: Convert to fraction form
1,843,630.84/2,766,301.62 = 778,921.48/x - Step 3: Cross multiply
1,843,630.84x = 2,766,301.62 × 778,921.48 - Step 4: Simplify right side
1,843,630.84x = 2,154,731,751,976.80 - Step 5: Solve for x
x = 2,154,731,751,976.80/1,843,630.84 - Step 6: Final answer
x = 1,168,743.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.