Finding the Fourth Proportional to 2,435,498.42, 3,360,905.12 and 1,347,815.84
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Solution
The fourth proportional to 2,435,498.42, 3,360,905.12 and 1,347,815.84 is: 1,859,940.09
Step by Step Solution
- Step 1: Write the proportion equation
2,435,498.42 : 3,360,905.12 = 1,347,815.84 : x - Step 2: Convert to fraction form
2,435,498.42/3,360,905.12 = 1,347,815.84/x - Step 3: Cross multiply
2,435,498.42x = 3,360,905.12 × 1,347,815.84 - Step 4: Simplify right side
2,435,498.42x = 4,529,881,144,038.11 - Step 5: Solve for x
x = 4,529,881,144,038.11/2,435,498.42 - Step 6: Final answer
x = 1,859,940.09
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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.