Finding the Fourth Proportional to 2,984,184.55, 4,118,610.79 and 1,677,544.21
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Solution
The fourth proportional to 2,984,184.55, 4,118,610.79 and 1,677,544.21 is: 2,315,256.17
Step by Step Solution
- Step 1: Write the proportion equation
2,984,184.55 : 4,118,610.79 = 1,677,544.21 : x - Step 2: Convert to fraction form
2,984,184.55/4,118,610.79 = 1,677,544.21/x - Step 3: Cross multiply
2,984,184.55x = 4,118,610.79 × 1,677,544.21 - Step 4: Simplify right side
2,984,184.55x = 6,909,151,684,281.98 - Step 5: Solve for x
x = 6,909,151,684,281.98/2,984,184.55 - Step 6: Final answer
x = 2,315,256.17
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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.