Finding the Fourth Proportional to 4,435,009.70, 6,652,514.55 and 3,986,237.30
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Solution
The fourth proportional to 4,435,009.70, 6,652,514.55 and 3,986,237.30 is: 5,979,355.95
Step by Step Solution
- Step 1: Write the proportion equation
4,435,009.70 : 6,652,514.55 = 3,986,237.30 : x - Step 2: Convert to fraction form
4,435,009.70/6,652,514.55 = 3,986,237.30/x - Step 3: Cross multiply
4,435,009.70x = 6,652,514.55 × 3,986,237.30 - Step 4: Simplify right side
4,435,009.70x = 26,518,501,638,002.71 - Step 5: Solve for x
x = 26,518,501,638,002.71/4,435,009.70 - Step 6: Final answer
x = 5,979,355.95
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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.