Finding the Fourth Proportional to 4,127,543.63, 5,695,756.13 and 2,291,890.04
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Solution
The fourth proportional to 4,127,543.63, 5,695,756.13 and 2,291,890.04 is: 3,162,667.17
Step by Step Solution
- Step 1: Write the proportion equation
4,127,543.63 : 5,695,756.13 = 2,291,890.04 : x - Step 2: Convert to fraction form
4,127,543.63/5,695,756.13 = 2,291,890.04/x - Step 3: Cross multiply
4,127,543.63x = 5,695,756.13 × 2,291,890.04 - Step 4: Simplify right side
4,127,543.63x = 13,054,046,730,334.09 - Step 5: Solve for x
x = 13,054,046,730,334.09/4,127,543.63 - Step 6: Final answer
x = 3,162,667.17
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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.