Finding the Fourth Proportional to 1,699,982.70, 2,549,974.05 and 578,051.70
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Solution
The fourth proportional to 1,699,982.70, 2,549,974.05 and 578,051.70 is: 867,077.55
Step by Step Solution
- Step 1: Write the proportion equation
1,699,982.70 : 2,549,974.05 = 578,051.70 : x - Step 2: Convert to fraction form
1,699,982.70/2,549,974.05 = 578,051.70/x - Step 3: Cross multiply
1,699,982.70x = 2,549,974.05 × 578,051.70 - Step 4: Simplify right side
1,699,982.70x = 1,474,016,834,558.38 - Step 5: Solve for x
x = 1,474,016,834,558.38/1,699,982.70 - Step 6: Final answer
x = 867,077.55
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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.