Finding the Fourth Proportional to 2,877,394.65, 3,970,804.85 and 1,588,235.37
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Solution
The fourth proportional to 2,877,394.65, 3,970,804.85 and 1,588,235.37 is: 2,191,764.94
Step by Step Solution
- Step 1: Write the proportion equation
2,877,394.65 : 3,970,804.85 = 1,588,235.37 : x - Step 2: Convert to fraction form
2,877,394.65/3,970,804.85 = 1,588,235.37/x - Step 3: Cross multiply
2,877,394.65x = 3,970,804.85 × 1,588,235.37 - Step 4: Simplify right side
2,877,394.65x = 6,306,572,710,137.55 - Step 5: Solve for x
x = 6,306,572,710,137.55/2,877,394.65 - Step 6: Final answer
x = 2,191,764.94
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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.