Finding the Fourth Proportional to 2,699,341.12, 3,705,262.34 and 2,386,565.94
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Solution
The fourth proportional to 2,699,341.12, 3,705,262.34 and 2,386,565.94 is: 3,275,930.13
Step by Step Solution
- Step 1: Write the proportion equation
2,699,341.12 : 3,705,262.34 = 2,386,565.94 : x - Step 2: Convert to fraction form
2,699,341.12/3,705,262.34 = 2,386,565.94/x - Step 3: Cross multiply
2,699,341.12x = 3,705,262.34 × 2,386,565.94 - Step 4: Simplify right side
2,699,341.12x = 8,842,852,899,408.70 - Step 5: Solve for x
x = 8,842,852,899,408.70/2,699,341.12 - Step 6: Final answer
x = 3,275,930.13
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.