Finding the Fourth Proportional to 4,686,283.23, 7,026,897.30 and 2,126,101.18
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Solution
The fourth proportional to 4,686,283.23, 7,026,897.30 and 2,126,101.18 is: 3,188,005.06
Step by Step Solution
- Step 1: Write the proportion equation
4,686,283.23 : 7,026,897.30 = 2,126,101.18 : x - Step 2: Convert to fraction form
4,686,283.23/7,026,897.30 = 2,126,101.18/x - Step 3: Cross multiply
4,686,283.23x = 7,026,897.30 × 2,126,101.18 - Step 4: Simplify right side
4,686,283.23x = 14,939,894,641,268.81 - Step 5: Solve for x
x = 14,939,894,641,268.81/4,686,283.23 - Step 6: Final answer
x = 3,188,005.06
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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.