Finding the Fourth Proportional to 1,535,964.60, 2,298,698.10 and 1,347,007.80
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Solution
The fourth proportional to 1,535,964.60, 2,298,698.10 and 1,347,007.80 is: 2,015,908.62
Step by Step Solution
- Step 1: Write the proportion equation
1,535,964.60 : 2,298,698.10 = 1,347,007.80 : x - Step 2: Convert to fraction form
1,535,964.60/2,298,698.10 = 1,347,007.80/x - Step 3: Cross multiply
1,535,964.60x = 2,298,698.10 × 1,347,007.80 - Step 4: Simplify right side
1,535,964.60x = 3,096,364,270,545.18 - Step 5: Solve for x
x = 3,096,364,270,545.18/1,535,964.60 - Step 6: Final answer
x = 2,015,908.62
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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.