Finding the Fourth Proportional to 2,349,011.80, 3,241,527.42 and 1,330,355.80
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Solution
The fourth proportional to 2,349,011.80, 3,241,527.42 and 1,330,355.80 is: 1,835,829.35
Step by Step Solution
- Step 1: Write the proportion equation
2,349,011.80 : 3,241,527.42 = 1,330,355.80 : x - Step 2: Convert to fraction form
2,349,011.80/3,241,527.42 = 1,330,355.80/x - Step 3: Cross multiply
2,349,011.80x = 3,241,527.42 × 1,330,355.80 - Step 4: Simplify right side
2,349,011.80x = 4,312,384,804,056.04 - Step 5: Solve for x
x = 4,312,384,804,056.04/2,349,011.80 - Step 6: Final answer
x = 1,835,829.35
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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.