Finding the Fourth Proportional to 1,199,986.44, 1,656,133.62 and 683,925.84
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Solution
The fourth proportional to 1,199,986.44, 1,656,133.62 and 683,925.84 is: 943,904.48
Step by Step Solution
- Step 1: Write the proportion equation
1,199,986.44 : 1,656,133.62 = 683,925.84 : x - Step 2: Convert to fraction form
1,199,986.44/1,656,133.62 = 683,925.84/x - Step 3: Cross multiply
1,199,986.44x = 1,656,133.62 × 683,925.84 - Step 4: Simplify right side
1,199,986.44x = 1,132,672,577,210.74 - Step 5: Solve for x
x = 1,132,672,577,210.74/1,199,986.44 - Step 6: Final answer
x = 943,904.48
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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.