Finding the Fourth Proportional to 4,795,071.78, 6,617,328.90 and 2,862,454.02
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Solution
The fourth proportional to 4,795,071.78, 6,617,328.90 and 2,862,454.02 is: 3,950,264.06
Step by Step Solution
- Step 1: Write the proportion equation
4,795,071.78 : 6,617,328.90 = 2,862,454.02 : x - Step 2: Convert to fraction form
4,795,071.78/6,617,328.90 = 2,862,454.02/x - Step 3: Cross multiply
4,795,071.78x = 6,617,328.90 × 2,862,454.02 - Step 4: Simplify right side
4,795,071.78x = 18,941,799,711,467.18 - Step 5: Solve for x
x = 18,941,799,711,467.18/4,795,071.78 - Step 6: Final answer
x = 3,950,264.06
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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.