Finding the Fourth Proportional to 2,650,890.12, 3,658,276.81 and 1,473,599.53
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Solution
The fourth proportional to 2,650,890.12, 3,658,276.81 and 1,473,599.53 is: 2,033,594.28
Step by Step Solution
- Step 1: Write the proportion equation
2,650,890.12 : 3,658,276.81 = 1,473,599.53 : x - Step 2: Convert to fraction form
2,650,890.12/3,658,276.81 = 1,473,599.53/x - Step 3: Cross multiply
2,650,890.12x = 3,658,276.81 × 1,473,599.53 - Step 4: Simplify right side
2,650,890.12x = 5,390,834,969,534.51 - Step 5: Solve for x
x = 5,390,834,969,534.51/2,650,890.12 - Step 6: Final answer
x = 2,033,594.28
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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.