Finding the Fourth Proportional to 1,527,742.81, 2,291,730.86 and 462,873.07
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Solution
The fourth proportional to 1,527,742.81, 2,291,730.86 and 462,873.07 is: 694,344.95
Step by Step Solution
- Step 1: Write the proportion equation
1,527,742.81 : 2,291,730.86 = 462,873.07 : x - Step 2: Convert to fraction form
1,527,742.81/2,291,730.86 = 462,873.07/x - Step 3: Cross multiply
1,527,742.81x = 2,291,730.86 × 462,873.07 - Step 4: Simplify right side
1,527,742.81x = 1,060,780,498,781.94 - Step 5: Solve for x
x = 1,060,780,498,781.94/1,527,742.81 - Step 6: Final answer
x = 694,344.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.