Finding the Fourth Proportional to 1,514,298.24, 2,087,283.47 and 1,317,562.20
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Solution
The fourth proportional to 1,514,298.24, 2,087,283.47 and 1,317,562.20 is: 1,816,105.79
Step by Step Solution
- Step 1: Write the proportion equation
1,514,298.24 : 2,087,283.47 = 1,317,562.20 : x - Step 2: Convert to fraction form
1,514,298.24/2,087,283.47 = 1,317,562.20/x - Step 3: Cross multiply
1,514,298.24x = 2,087,283.47 × 1,317,562.20 - Step 4: Simplify right side
1,514,298.24x = 2,750,125,794,169.02 - Step 5: Solve for x
x = 2,750,125,794,169.02/1,514,298.24 - Step 6: Final answer
x = 1,816,105.79
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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.