Finding the Fourth Proportional to 4,900,469.04, 6,769,562.67 and 3,926,875.58
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Solution
The fourth proportional to 4,900,469.04, 6,769,562.67 and 3,926,875.58 is: 5,424,629.79
Step by Step Solution
- Step 1: Write the proportion equation
4,900,469.04 : 6,769,562.67 = 3,926,875.58 : x - Step 2: Convert to fraction form
4,900,469.04/6,769,562.67 = 3,926,875.58/x - Step 3: Cross multiply
4,900,469.04x = 6,769,562.67 × 3,926,875.58 - Step 4: Simplify right side
4,900,469.04x = 26,583,230,316,468.22 - Step 5: Solve for x
x = 26,583,230,316,468.22/4,900,469.04 - Step 6: Final answer
x = 5,424,629.79
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1.5x scale
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.