Finding the Fourth Proportional to 2,518,373.96, 3,475,917 and 1,600,424.12
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Solution
The fourth proportional to 2,518,373.96, 3,475,917 and 1,600,424.12 is: 2,208,941.75
Step by Step Solution
- Step 1: Write the proportion equation
2,518,373.96 : 3,475,917 = 1,600,424.12 : x - Step 2: Convert to fraction form
2,518,373.96/3,475,917 = 1,600,424.12/x - Step 3: Cross multiply
2,518,373.96x = 3,475,917 × 1,600,424.12 - Step 4: Simplify right side
2,518,373.96x = 5,562,941,388,538.46 - Step 5: Solve for x
x = 5,562,941,388,538.46/2,518,373.96 - Step 6: Final answer
x = 2,208,941.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.