Finding the Fourth Proportional to 2,053,239.40, 2,833,488.32 and 1,135,420.84
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Solution
The fourth proportional to 2,053,239.40, 2,833,488.32 and 1,135,420.84 is: 1,566,890.68
Step by Step Solution
- Step 1: Write the proportion equation
2,053,239.40 : 2,833,488.32 = 1,135,420.84 : x - Step 2: Convert to fraction form
2,053,239.40/2,833,488.32 = 1,135,420.84/x - Step 3: Cross multiply
2,053,239.40x = 2,833,488.32 × 1,135,420.84 - Step 4: Simplify right side
2,053,239.40x = 3,217,201,688,424.59 - Step 5: Solve for x
x = 3,217,201,688,424.59/2,053,239.40 - Step 6: Final answer
x = 1,566,890.68
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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.