Finding the Fourth Proportional to 1,508,699.12, 2,264,535.83 and 1,108,215.68
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Solution
The fourth proportional to 1,508,699.12, 2,264,535.83 and 1,108,215.68 is: 1,663,415.91
Step by Step Solution
- Step 1: Write the proportion equation
1,508,699.12 : 2,264,535.83 = 1,108,215.68 : x - Step 2: Convert to fraction form
1,508,699.12/2,264,535.83 = 1,108,215.68/x - Step 3: Cross multiply
1,508,699.12x = 2,264,535.83 × 1,108,215.68 - Step 4: Simplify right side
1,508,699.12x = 2,509,594,106,175.67 - Step 5: Solve for x
x = 2,509,594,106,175.67/1,508,699.12 - Step 6: Final answer
x = 1,663,415.91
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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.