Finding the Fourth Proportional to 1,506,958, 2,079,624.70 and 818,643.48
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Solution
The fourth proportional to 1,506,958, 2,079,624.70 and 818,643.48 is: 1,129,740.31
Step by Step Solution
- Step 1: Write the proportion equation
1,506,958 : 2,079,624.70 = 818,643.48 : x - Step 2: Convert to fraction form
1,506,958/2,079,624.70 = 818,643.48/x - Step 3: Cross multiply
1,506,958x = 2,079,624.70 × 818,643.48 - Step 4: Simplify right side
1,506,958x = 1,702,471,201,501.96 - Step 5: Solve for x
x = 1,702,471,201,501.96/1,506,958 - Step 6: Final answer
x = 1,129,740.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.