Finding the Fourth Proportional to 1,596,340.20, 2,395,676.70 and 1,123,948.20
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Solution
The fourth proportional to 1,596,340.20, 2,395,676.70 and 1,123,948.20 is: 1,686,743.54
Step by Step Solution
- Step 1: Write the proportion equation
1,596,340.20 : 2,395,676.70 = 1,123,948.20 : x - Step 2: Convert to fraction form
1,596,340.20/2,395,676.70 = 1,123,948.20/x - Step 3: Cross multiply
1,596,340.20x = 2,395,676.70 × 1,123,948.20 - Step 4: Simplify right side
1,596,340.20x = 2,692,616,514,746.94 - Step 5: Solve for x
x = 2,692,616,514,746.94/1,596,340.20 - Step 6: Final answer
x = 1,686,743.54
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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.