Finding the Fourth Proportional to 3,768,683.84, 5,613,114.64 and 3,750,332.48
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Solution
The fourth proportional to 3,768,683.84, 5,613,114.64 and 3,750,332.48 is: 5,585,781.94
Step by Step Solution
- Step 1: Write the proportion equation
3,768,683.84 : 5,613,114.64 = 3,750,332.48 : x - Step 2: Convert to fraction form
3,768,683.84/5,613,114.64 = 3,750,332.48/x - Step 3: Cross multiply
3,768,683.84x = 5,613,114.64 × 3,750,332.48 - Step 4: Simplify right side
3,768,683.84x = 21,051,046,148,355.50 - Step 5: Solve for x
x = 21,051,046,148,355.50/3,768,683.84 - Step 6: Final answer
x = 5,585,781.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.