Finding the Fourth Proportional to 3,113,685.18, 4,670,860.07 and 1,316,750.31
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Solution
The fourth proportional to 3,113,685.18, 4,670,860.07 and 1,316,750.31 is: 1,975,265.99
Step by Step Solution
- Step 1: Write the proportion equation
3,113,685.18 : 4,670,860.07 = 1,316,750.31 : x - Step 2: Convert to fraction form
3,113,685.18/4,670,860.07 = 1,316,750.31/x - Step 3: Cross multiply
3,113,685.18x = 4,670,860.07 × 1,316,750.31 - Step 4: Simplify right side
3,113,685.18x = 6,150,356,448,431.00 - Step 5: Solve for x
x = 6,150,356,448,431.00/3,113,685.18 - Step 6: Final answer
x = 1,975,265.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.